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Notes/Ancient History/Roman Depth Study: The Breakdown of the Late Republic, 88-31 BC
Notes · Ancient HistoryUK · A-Levels

Roman Depth Study: The Breakdown of the Late Republic, 88-31 BC

Between Sulla's march on Rome in 88 BC and Octavian's victory at Actium in 31, the Roman Republic destroyed itself. This depth study examines the constitution that came under strain, the precedent Sulla set by turning an army against the city, the extraordinary commands and political alliances of Pompey, Crassus and Caesar, the civil war and dictatorship that followed the crossing of the Rubicon, the triumviral period and the final contest between Antony and Octavian - and the structural question underneath it all: why a system that had governed for centuries could no longer contain the men it produced.

6 sections·~32 min reading time·3 competencies·Level Foundation 1 · Standard 3 · Advanced 2

T·0777 / 9
Exam profile
AO1 · Demonstrate knowledge and understanding of the breakdown of the Roman Republic, 88-31 BCAO2 · Analyse and evaluate the causes of the Republic's collapse and the methods of its leading politiciansAO3 · Use and evaluate Cicero, Caesar, Sallust, Plutarch, Appian and material evidence in context
Operators:assesshow farto what extentexplainanalyseevaluateaccount for

basic level

AS-Level expects secure narrative knowledge of the main political careers and crises from Sulla to Actium, with straightforward comment on the sources.

higher level

The full A-Level expects analysis of structural causes alongside individual ambition, and sustained evaluation of a source base dominated by participants with a case to make.

Depth

Reading depth: In depth

Text

Text size: Standard

Contents · 6 sections▾
  1. Roman Depth Study: The Breakdown of the Late Republic, 88-31 BC
    • 01The Republic under strain: constitution, the Gracchi and Marius○
    • 02Sulla: the march on Rome, dictatorship and proscriptions◐
    • 03Pompey, Crassus and the rise of the dynasts◐
    • 04Caesar: Gaul, the Rubicon, dictatorship and death◐
    • 05The Second Triumvirate, Antony and Octavian, to Actium●
    • 06Why the Republic fell, and the sources●
§ 01

The Republic under strain: constitution, the Gracchi and Marius#

●○○FoundationLPOCR H407 Component 2 Depth Study (Late Republic) - the Republican system and its pressuresLPDfE GCE Ancient History subject content

The Republican constitution

How the Republic workedGraph, The Roman people in assemblies → Magistrates: consuls, praetors and the cursus honorum, The Roman people in assemblies → Ten tribunes of the plebs: propose, veto, sacrosanct, Magistrates: consuls, praetors and the cursus honorum → Senate: ex-magistrates for life; finance, provinces, foreign policy, Senate: ex-magistrates for life; finance, provinces, foreign policy → Magistrates: consuls, praetors and the cursus honorum, Ten tribunes of the plebs: propose, veto, sacrosanct → Magistrates: consuls, praetors and the cursus honorum, Ten tribunes of the plebs: propose, veto, sacrosanct → The Roman people in assemblies, Mos maiorum: the unwritten custom that made it work → Senate: ex-magistrates for life; finance, provinces, foreign policy, Mos maiorum: the unwritten custom that made it work → Ten tribunes of the plebs: propose, veto, sacrosanctThe Roman peoplein assembliesMagistrates:consuls,praetors and th…Senate: ex-magistrates forlife; finance, …Ten tribunes ofthe plebs:propose, veto, …Mos maiorum: theunwritten customthat made it wo…electselectsjoin for lifeadvises andallocatesvetoesproposes laws
Fig. 1A system of overlapping authorities held together by custom: the Senate advised, the magistrates acted, the assemblies elected and legislated, and the tribunes could stop almost anything.

Key points

The Roman Republic had no written constitution; it worked through offices, assemblies and custom. Two consuls, elected annually, held supreme civil and military authority and checked each other; below them ran the ladder of offices known as the cursus honorum - quaestor, aedile, praetor - with minimum ages and intervals designed to prevent any individual from rising too fast or holding power too long. The Senate, composed of ex-magistrates and serving for life, had no formal legislative power but immense authority: it directed finance, foreign policy and the allocation of provinces, and its collective judgement, the auctoritas of the ancestors' successors, normally settled what was done.
The people acted through assemblies that elected magistrates and passed laws, and through the ten tribunes of the plebs, who could propose legislation to the plebeian assembly, veto the acts of magistrates and even of each other, and whose persons were sacrosanct. This gave the Republic a genuine popular element: a determined tribune with a popular measure could bypass the Senate entirely. Holding the whole system together was the mos maiorum, the custom of the ancestors - the unwritten expectation that magistrates would defer to the Senate, that tribunes would not push a confrontation to destruction, and that competition among the nobility would remain within bounds.
Two pressures had built up by the late second century. The first was the empire: Rome now governed provinces across the Mediterranean, which generated wealth, patronage and military commands on a scale the annual magistracies had not been designed to handle, and which enriched a governing class whose members could deploy resources far beyond anything imagined when the system took shape. The second was the land: our sources describe the displacement of smallholders by large estates worked by the slaves that conquest supplied, and a consequent problem both social and military, since the traditional legion was recruited from property-owning citizens.
The tribunates of Tiberius Gracchus in 133 and Gaius Gracchus in 123-121 attacked the land problem and broke the political conventions in doing so. Tiberius used the assembly to pass land reform over senatorial opposition, deposed a fellow tribune who vetoed him, and sought an immediate second tribunate; he was killed in a riot led by senators. Gaius pursued a wider programme and died in a further outbreak of violence after the Senate passed the emergency decree known as the senatus consultum ultimum. The significance is precedent: political disputes at Rome had now been settled by killing, and both sides had learned that the constitution's checks could be pushed past breaking point.
Marius supplied the other decisive ingredient. Elected consul in 107 and repeatedly thereafter in the crises of the Jugurthine and northern wars, he broke the conventions on repeated office; more importantly, he recruited soldiers from citizens without property, who had no farm to return to and who therefore looked to their commander to provide land on discharge. The change is often described as a reform, and its suddenness can be overstated - the property qualification had been falling for some time - but the consequence is not in doubt. Armies became attached to generals who could deliver settlement, and a general with a loyal army had an instrument the Senate could not match.
Worked example

Explaining a structural weakness

Why did the Roman constitution prove unable to contain individual ambition after 133 BC?

  1. 01Identify what held it together

    The system's checks depended on shared convention: that magistrates deferred to senatorial advice, that tribunician powers were used sparingly, that no one sought office out of turn. None of this was enforceable at law.

  2. 02Show how the conventions broke

    The Gracchi demonstrated that a tribune could legislate against the Senate through the assembly; the Senate demonstrated that it would answer with violence. Once both moves had been made, each could be repeated by anyone willing to accept the consequences.

  3. 03Add the material change

    Empire supplied wealth and commands on a new scale, and recruitment from the propertyless created armies whose loyalty ran to a general rather than to the state. Ambition now had an instrument that the constitution had never had to control.

  4. 04Combine the two

    The critical point is the combination: broken conventions removed the restraint, while client armies supplied the means. Either alone might have been survivable; together they made a Sulla possible.

  5. 05Note the source position

    Much of this analysis is anticipated in our sources - Sallust in particular explains the crisis in terms of moral decline after the removal of an external enemy - and that framework should be used as an ancient interpretation to be tested, not adopted as fact.

Result: An explanation that combines the failure of convention with the creation of client armies, and flags the moralising frame of the ancient analysis.

Exam focus

  • Explain the constitution as custom-dependent: nothing prevented a determined tribune or general except convention.
  • Present the Gracchan crises as establishing the precedent of political violence, and Marius' recruitment as creating the client army.

Typical mistakes

  • Describing the Republic as a democracy or as a straightforward oligarchy; it was a mixture in which several elements had real power.
  • Overstating Marius' 'reform' as a single decisive act rather than the culmination of a change in recruitment.

Active revision

Explain in one paragraph why an army recruited from citizens without property changed the balance between generals and the Senate.

Active recall

Recall the key points — then reveal.

Sources: OCR AS and A Level Ancient History (H007, H407) specification (OCR (Oxford Cambridge and RSA))

§ 02

Sulla: the march on Rome, dictatorship and proscriptions#

●●○StandardLPOCR H407 Component 2 Depth Study (Late Republic) - Sulla and the first civil warLPDfE GCE Ancient History subject content

The Republic, 88-31 BC

From Sulla to ActiumTimeline from -92 to -28, -88: Sulla marches on Rome, -82: Colline Gate; dictatorship and proscriptions, -70: Consulship of Pompey and Crassus; tribunate restored, -67: Pompey's command against the pirates, -63: Cicero's consulship; the Catilinarian conspiracy, -59: Caesar's consulship; the alliance of the three, -53: Crassus killed at Carrhae, -49: Caesar crosses the Rubicon, -48: Pharsalus; death of Pompey, -44: Caesar assassinated, -43: Second Triumvirate; proscriptions, -42: Philippi, -31: Actium, -49–-45: Caesar's civil war, -43–-33: The Second Triumvirate−92−28CECaesar's civil warThe SecondTriumvirate−88Sulla marches onRome−82Colline Gate;dictatorship an…−70Consulship ofPompey and Cras…−67Pompey's commandagainst the pir…−63Cicero'sconsulship; the…−59Caesar'sconsulship; the…−53Crassus killedat Carrhae−49Caesar crossesthe Rubicon−48Pharsalus; deathof Pompey−44Caesarassassinated−43SecondTriumvirate; pr…−42Philippi−31Actium
Fig. 2Fifty-seven years from the first march on Rome to the last civil war: the structure of the depth study.

Key points

The crisis of 88 BC arose from a command. Sulla, elected consul, had been allocated the war against Mithridates of Pontus - a rich and prestigious campaign. The tribune Sulpicius carried a law through the assembly transferring the command to Marius. Sulla's response broke every convention at once: he went to his army, told the soldiers what had been done, and marched on Rome. Most of his officers refused to accompany him; the soldiers did not. That fact is the essential evidence about what had changed - the troops' loyalty to the general who would enrich them outweighed the traditional prohibition on bringing an army into the city.
Sulla took Rome, had his opponents declared enemies, and departed for the east. In his absence Marius and the consul Cinna seized the city and conducted their own killings, and Marius died in 86 during his seventh consulship. Sulla returned in 83, fought a civil war in Italy that ended with victory outside the Colline Gate in 82, and made himself dictator - not the traditional six-month emergency office but a dictatorship for making laws and settling the state, with no fixed term. He then instituted the proscriptions: lists of the condemned posted publicly, their property confiscated and sold, their killers rewarded, their sons and grandsons debarred from office. Large numbers died, and fortunes were made from the confiscations, Crassus' among them.
Sulla's constitutional settlement was conservative in intent. He enlarged the Senate substantially, restored its control of the courts, regularised the cursus honorum with stricter rules on age and interval, and above all crippled the tribunate - restricting the tribunes' legislative initiative and barring former tribunes from further office, so that the tribunate would no longer attract ambitious men. The aim was to remove the instruments the Gracchi and Sulpicius had used and to restore senatorial direction of the state. Having done it, Sulla resigned the dictatorship and retired, dying in 78.
The settlement failed quickly, and its failure is instructive. The restrictions on the tribunate were resented and were substantially reversed in 70 BC in the consulship of Pompey and Crassus; the enlarged Senate had no more capacity to control ambitious commanders than the old one; and Sulla's own career had furnished the definitive precedent. He had shown that an army would follow its general against the state, that the winner could kill his enemies at leisure with legal forms, and that supreme power could be taken and then relinquished - a demonstration Caesar is reported to have found instructive in more than one way.
Assessing Sulla means separating intention from effect. He intended to restore the Republic under senatorial leadership, and much of his legislation was technically sensible; the reform of the courts and the regularisation of offices addressed real problems. But the means contradicted the end. A Republic restored by proscription and dictatorship, in which the decisive act had been the use of an army against Rome, could not credibly demand that others respect the conventions he had shattered. Our sources - Plutarch's Life, Appian's narrative of the civil wars, and Sallust in the background - are hostile to the proscriptions and shaped by later knowledge of what followed, and their moral framing should be handled as interpretation.

The precedents Sulla set

Sulla and the precedentGraph, A command transferred by law, 88 BC → Sulla marches on Rome with his army, Sulla marches on Rome with his army → Civil war in Italy; victory at the Colline Gate, 82, Civil war in Italy; victory at the Colline Gate, 82 → Dictatorship without fixed term to settle the state, Dictatorship without fixed term to settle the state → Proscriptions: enemies killed with legal forms, property sold, Dictatorship without fixed term to settle the state → Senate enlarged; courts restored; tribunate crippled, Sulla marches on Rome with his army → The precedent: armies follow generals; power can be seized, Proscriptions: enemies killed with legal forms, property sold → The precedent: armies follow generals; power can be seizedA commandtransferred bylaw, 88 BCSulla marches onRome with hisarmyCivil war inItaly; victoryat the Colline …Dictatorshipwithout fixedterm to settle …Proscriptions:enemies killedwith legal form…Senate enlarged;courts restored;tribunate cripp…The precedent:armies followgenerals; power…
Fig. 3Every step Sulla took became available to those who came after him - which is why his career is the hinge of the depth study.
Worked example

Judging an outcome against an intention

Assess the view that Sulla's dictatorship strengthened rather than weakened the Republic.

  1. 01State the case for

    His legislation was directed at restoring senatorial government: the Senate was enlarged and given control of the courts, the cursus honorum was regularised, and the tribunate - the instrument used against the Senate since the Gracchi - was disabled. He then resigned, which no one had required him to do.

  2. 02State the case against

    The tribunician restrictions were reversed within a decade; the enlarged Senate did not become more capable of directing ambitious commanders; and the proscriptions destroyed families, redistributed property by terror, and left a generation with reason to seek revenge or to fear a repetition.

  3. 03Weigh the precedent

    Above all, Sulla had demonstrated that Rome could be taken by its own army and that the constitution could be rewritten by the winner. Any later politician facing ruin had a model to follow, and Caesar in 49 followed it.

  4. 04Evaluate the sources

    Plutarch and Appian are hostile to the proscriptions and write knowing that further civil wars followed; their accounts naturally emphasise the horror and the precedent. Cicero, a contemporary, is more ambivalent, since he approved of senatorial government while deploring the methods.

  5. 05Judge

    Conclude that the settlement strengthened the Republic on paper and weakened it in practice, because the authority it tried to restore depended on conventions that Sulla himself had proved to be unenforceable.

Result: A judgement that tests the reforms' technical merits against the precedent they were built on, with the sources' standpoint acknowledged.

Exam focus

  • Make the soldiers' willingness to follow Sulla in 88 the central evidential point about what had changed.
  • Separate the technical merits of Sulla's legislation from the contradiction between his means and his stated aim.

Typical mistakes

  • Treating Sulla's dictatorship as the traditional six-month emergency office; it was a new form with no fixed term.
  • Ignoring the Marian and Cinnan killings of the 80s, which makes the proscriptions look like a unique innovation.

Active revision

How far did Sulla's settlement address the real causes of the Republic's problems? Identify one thing it fixed and two it could not.

Active recall

Recall the key points — then reveal.

Sources: OCR AS and A Level Ancient History (H007, H407) specification (OCR (Oxford Cambridge and RSA)) · GCE AS and A level subject content for ancient history (Department for Education)

§ 03

Pompey, Crassus and the rise of the dynasts#

●●○StandardLPOCR H407 Component 2 Depth Study (Late Republic) - extraordinary commands and the alliance of 60/59 BCLPDfE GCE Ancient History subject content

Optimates and populares

Two political methodsVenn diagram with 2 sets, Optimate method, Popularis methodOptimate methodPopularis methodwork throughthe Senate's …legislatethrough the a…the samesenatorial cl…
Fig. 4Not parties but methods: the same men could use either route, and both were competing for the same offices and honours.

Key points

Pompey's career shows how far the conventions had already gone by the 70s. He raised private forces as a young man, commanded armies before holding any magistracy, and was awarded a triumph and then a consulship in 70 BC without having worked through the cursus honorum. The Senate accepted this because it needed him. Two laws then gave him commands of unprecedented scope: in 67 the lex Gabinia against the pirates, with authority over the Mediterranean and its coasts, and in 66 the lex Manilia transferring the war against Mithridates to him. Both were carried in the assembly, and Cicero spoke for the second - a reminder that the extraordinary commands were popular measures, not senatorial gifts.
Crassus, immensely rich from Sullan confiscations and from property in Rome, operated differently, through loans, patronage and political brokerage rather than through spectacular commands; his one great military employment was the suppression of the slave revolt led by Spartacus. He and Pompey were rivals who nonetheless shared the consulship of 70, in which the Sullan restrictions on the tribunate were reversed - a measure that reopened the popular route to legislation and shaped the politics of the next two decades.
Cicero's consulship of 63 BC illustrates both the vitality and the fragility of the system. A man from outside the traditional governing families reached the highest office on ability and oratory, and used the year to suppress the conspiracy of Catiline, a bankrupt patrician promising debt relief and revolution. The Senate passed the emergency decree, and five conspirators were executed without trial - an act Cicero defended as necessity and never ceased to justify, and for which he was exiled in 58. The episode shows a system capable of defending itself and yet doing so by setting aside the citizen's right of appeal.
The alliance usually called the First Triumvirate was formed in 60/59 BC between Pompey, Crassus and Julius Caesar. It was not an office and had no legal existence: it was a private agreement to combine influence, votes and money for mutual advantage - Pompey wanted land for his veterans and ratification of his eastern settlement, Crassus a financial concession for his associates, Caesar the consulship and a command afterwards. Caesar, consul in 59, carried their measures through the assembly over the opposition of his colleague Bibulus and of senators led by Cato, using methods that stretched legality; he then received a long command in Gaul.
The politics of the 50s degenerated further. Clodius and Milo maintained armed gangs that made the streets dangerous and elections impossible to hold; the conference at Luca in 56 renewed the alliance and arranged further consulships and commands; Crassus took a command in the east and was killed at Carrhae in 53, removing the third party who had balanced the other two. In 52, with the city in disorder after Clodius' murder, Pompey was made sole consul - a contradiction in terms that shows how far normal government had broken down. It is against this background that the categories optimates and populares should be handled: they describe methods of doing politics, working through the Senate or through the assembly, rather than parties with programmes, and treating them as parties is a common and costly error.

The alliance of 60/59 BC

Why the three combinedGraph, Senatorial opposition led by Cato blocks each separately → A private alliance combining votes, money and influence, Pompey: land for veterans; eastern settlement ratified → A private alliance combining votes, money and influence, Crassus: a financial concession for his associates → A private alliance combining votes, money and influence, Caesar: the consulship of 59 and a command to follow → A private alliance combining votes, money and influence, A private alliance combining votes, money and influence → Legislation carried in the assembly; Caesar's Gallic commandPompey: land forveterans;eastern settlem…Crassus: afinancialconcession for …Caesar: theconsulship of 59and a command t…Senatorialopposition ledby Cato blocks …A privatealliancecombining votes…Legislationcarried in theassembly; Caesa…makes itnecessary
Fig. 5A private bargain, not an office: three men combined influence because none could get what he wanted through the Senate alone.
Worked example

Evaluating a participant source

How valuable are Cicero's letters as evidence for the politics of the 50s BC?

  1. 01Establish what they are

    A large collection of private and semi-private correspondence, mostly not written for publication, by a leading senator who held the consulship and was at the centre of events - and much of it written to a confidant, Atticus, with whom Cicero was unusually frank.

  2. 02State the exceptional strengths

    They are contemporary, often written within days of the events they discuss, and they preserve uncertainty: Cicero does not know what will happen, changes his mind, and reveals calculations that a retrospective history would tidy away. No comparable body of evidence survives from any other period of ancient history.

  3. 03State the limitations

    They are one man's view, and a man with strong opinions, considerable vanity and a record to defend after his exile; his estimates of others - Caesar, Clodius, Pompey - are coloured by resentment and hope. Private letters also assume shared knowledge, so the context is often missing.

  4. 04Show how to use them

    Use them for what was believed, feared and negotiated at a given moment, and for the texture of senatorial politics; corroborate factual claims from Plutarch, Appian or Dio where possible; and always identify the correspondent, since Cicero wrote differently to different people.

  5. 05Judge

    Conclude that the letters are the single most valuable source for the period's politics because of their immediacy and candour, provided their perspective is named - and that they should be quoted as Cicero's view at that date rather than as the situation.

Result: An evaluation that maximises an exceptional source's value while fixing the viewpoint it represents.

Exam focus

  • Insist that optimates and populares were methods, not parties - and use the same men appearing on both sides as evidence.
  • Explain the extraordinary commands as popular legislation, which shows the assembly's continuing power.

Typical mistakes

  • Calling the alliance of 60/59 a 'triumvirate' as though it were a formal office; unlike the Second Triumvirate it had no legal existence.
  • Presenting optimates and populares as conservative and radical parties with programmes.

Active revision

Why did the Senate accept Pompey's extraordinary commands? Give two reasons and assess which was more important.

Active recall

Recall the key points — then reveal.

Sources: OCR AS and A Level Ancient History (H007, H407) specification (OCR (Oxford Cambridge and RSA))

§ 04

Caesar: Gaul, the Rubicon, dictatorship and death#

●●○StandardLPOCR H407 Component 2 Depth Study (Late Republic) - Caesar's command, civil war and dictatorshipLPDfE GCE Ancient History subject content

From Gaul to the Ides of March

Caesar, 58-44 BCGraph, Gallic command 58-50: wealth, patronage, a devoted army → Prosecution likely if he returns as a private citizen, Prosecution likely if he returns as a private citizen → Opponents insist he lay down the command first, Opponents insist he lay down the command first → Crossing the Rubicon, January 49, Crossing the Rubicon, January 49 → Civil war: Pharsalus 48, Thapsus 46, Munda 45, Civil war: Pharsalus 48, Thapsus 46, Munda 45 → Dictator for life, 44; clemency; reform; accumulated honours, Dictator for life, 44; clemency; reform; accumulated honours → Assassination, 15 March 44 - with no plan for afterwardsGallic command58-50: wealth,patronage, a de…Prosecutionlikely if hereturns as a pr…Opponents insisthe lay down thecommand firstCrossing theRubicon, January49Civil war:Pharsalus 48,Thapsus 46, Mun…Dictator forlife, 44;clemency; refor…Assassination,15 March 44 -with no plan fo…
Fig. 6The chain that connects a provincial command to a dictatorship: wealth, an army, legal exposure, and the absence of any safe way back into ordinary politics.

Key points

Caesar's command in Gaul from 58 to 50 BC transformed his position. He conquered a vast territory, acquired enormous wealth and patronage, and forged an army bound to him by nine years of campaigning and profit. He also wrote his own account, the Commentaries on the Gallic War, published during the campaigns in a spare third-person style that presents his decisions as necessary and his conduct as exemplary. It is a primary source of the first importance and a political document: written in Latin for a Roman readership while its author needed political support, it is evidence for Caesar's self-presentation as much as for Gaul.
The crisis of 50-49 BC was about legal exposure as much as ambition. Caesar's command was ending; if he returned to Rome as a private citizen he could be prosecuted for the irregularities of his consulship of 59, and conviction would end his career. He therefore sought to stand for a second consulship without laying down his command, and his opponents, led by Cato and supported by Pompey, insisted that he give it up first. Compromise proposals were made and rejected. In January 49 the Senate's ultimatum passed, tribunes friendly to Caesar fled to him, and he crossed the Rubicon, the boundary of his province, with a legion - a repetition of Sulla's act with better justification available.
The civil war was fought across the Mediterranean. Pompey withdrew from Italy to Greece; Caesar secured Spain, then crossed and defeated him at Pharsalus in 48, after which Pompey fled to Egypt and was murdered on landing. Caesar was drawn into Egyptian dynastic politics and into a relationship with Cleopatra; further campaigns followed against Pompeian forces in Africa, ending at Thapsus in 46 where Cato killed himself rather than accept Caesar's clemency, and in Spain at Munda in 45. Caesar's policy of clemency towards defeated Romans was deliberate and much advertised - and it left many former enemies alive in Rome.
Caesar held a series of dictatorships and finally, in 44, the dictatorship for life. He reformed the calendar, planned public works and colonies for veterans and the urban poor, enlarged the Senate with new men including provincials, regulated debt without cancelling it, and dealt with the practical business of empire with energy. But he also accumulated honours that made his position unmistakable - statues, a special seat, coins bearing his portrait in his lifetime, priesthoods - and our sources report incidents in which royal associations were tested and publicly refused. Whether he intended monarchy is a question the evidence cannot settle; what is certain is that he had made the Republic's ordinary competition for office meaningless.
He was assassinated on 15 March 44 by a conspiracy of some sixty senators including Brutus and Cassius, many of them men he had pardoned. The conspirators expected the Republic to resume and had no plan beyond the killing, which is the clearest evidence that they understood the problem as one man rather than as a system. The result was renewed civil war, and the eventual establishment of exactly the sort of permanent one-man rule the assassination was meant to prevent. For the depth study, the Ides of March is the point at which the diagnosis of the Republic's illness can be tested: if removing Caesar had been sufficient, the Republic would have recovered.
Worked example

Evaluating an autobiographical source

Assess the value of Caesar's Commentaries on the Gallic War as evidence for his campaigns and his politics.

  1. 01Establish what it is

    A campaign narrative written by the commander, published in instalments during or shortly after the years it covers, in a plain third-person style that gives an impression of detachment and factual report.

  2. 02Ask why it was written

    Caesar was absent from Rome for nine years while his enemies attacked him there. The work kept his achievements before a Roman readership, justified his decisions as responses to necessity, and presented his conduct as that of a Roman commander doing his duty.

  3. 03State what it can establish

    It is unrivalled for the detail of the campaigns, the organisation of the army, and the geography and peoples of Gaul as Romans understood them; where independent evidence exists - archaeology of siege works, for instance - the outline of the operations is generally supported.

  4. 04State where caution is needed

    It is unreliable on the justification of individual actions, on the enemy's numbers and intentions, and on anything touching Caesar's political position; the plain style is itself a rhetorical strategy that makes assertion look like observation.

  5. 05Judge

    Conclude that the Commentaries are of the highest value as a contemporary military record and as evidence of Caesar's self-presentation to a Roman audience, and of low value wherever their author's political interest is engaged - which is precisely where students most often quote them.

Result: An evaluation that grades a source claim by claim rather than as a whole, and identifies where the plain style conceals argument.

Exam focus

  • Explain the crisis of 49 BC in terms of legal exposure and the absence of a safe exit, not simply as Caesar's ambition.
  • Treat Caesar's Commentaries as a political document written during the events it describes.

Typical mistakes

  • Asserting that Caesar intended to make himself king; the evidence is contested and largely retrospective.
  • Presenting the assassination as the restoration of the Republic, when it produced thirteen more years of civil war.

Active revision

How far was the civil war of 49 BC caused by Caesar rather than by his opponents? Sketch the strongest version of each case.

Active recall

Recall the key points — then reveal.

Sources: OCR AS and A Level Ancient History (H007, H407) specification (OCR (Oxford Cambridge and RSA)) · GCE AS and A level subject content for ancient history (Department for Education)

§ 05

The Second Triumvirate, Antony and Octavian, to Actium#

●●●AdvancedLPOCR H407 Component 2 Depth Study (Late Republic) - the triumviral period and the final civil warLPDfE GCE Ancient History subject content

From the Ides of March to Actium

44 to 31 BCGraph, Assassination of Caesar, 44 BC → Second Triumvirate established by law, 43, Second Triumvirate established by law, 43 → Proscriptions; Cicero killed, Second Triumvirate established by law, 43 → Philippi, 42: Brutus and Cassius defeated, Philippi, 42: Brutus and Cassius defeated → Empire divided: Antony east, Octavian west, Empire divided: Antony east, Octavian west → Sextus Pompeius defeated, 36; Lepidus removed, Empire divided: Antony east, Octavian west → Propaganda: Italy and Rome against Cleopatra and the east, Propaganda: Italy and Rome against Cleopatra and the east → War declared on Cleopatra, 32; Actium, 31, Sextus Pompeius defeated, 36; Lepidus removed → War declared on Cleopatra, 32; Actium, 31Assassination ofCaesar, 44 BCSecondTriumvirateestablished by …Proscriptions;Cicero killedPhilippi, 42:Brutus andCassius defeatedEmpire divided:Antony east,Octavian westSextus Pompeiusdefeated, 36;Lepidus removedPropaganda:Italy and Romeagainst Cleopat…War declared onCleopatra, 32;Actium, 31
Fig. 7Thirteen years from the assassination to Actium: a formal triumvirate, a second round of proscriptions, and a final contest fought as much in propaganda as in battle.

Key points

The Second Triumvirate, formed in 43 BC between Antony, Octavian and Lepidus, differed fundamentally from the private alliance of 60: it was a formal office, established by law, giving the three men authority to settle the state, and it was renewed for a further term. Its first act was proscription on the Sullan model, with lists posted, property seized and enemies killed - Cicero among them, murdered on Antony's insistence. This is the clearest demonstration that the Republic was already over: three men held legal authority to kill citizens and redistribute their property, and the Senate had voted it to them.
At Philippi in 42 the triumvirs defeated the armies of Brutus and Cassius, both of whom died; the cause of the Republic in arms was finished. The victors then divided the empire, Antony taking the east and Octavian the west, with Lepidus given Africa and progressively marginalised until he was stripped of his position in 36. Octavian's years in Italy were difficult - the settlement of veterans on confiscated land caused bitter resentment, and he had to fight Sextus Pompeius, who controlled Sicily and threatened Rome's corn supply, until the naval victory at Naulochus in 36 secured the west.
Antony's position in the east was strong in resources and vulnerable in reputation. He needed money and manpower for a campaign against Parthia, which went badly, and he governed in partnership with Cleopatra, the Ptolemaic queen of Egypt, with whom he had children. Octavian exploited this relentlessly. The propaganda contest of the 30s presented Antony as a Roman lost to a foreign queen, subject to eastern luxury and eastern rule, while Octavian stood for Italy, Rome and traditional religion. Our sources report that Octavian obtained and published Antony's will, or a document said to be it, containing provisions about burial in Egypt - a stroke whose authenticity is impossible to verify and which functioned regardless.
War was declared in 32 - significantly, against Cleopatra rather than against Antony, which allowed the conflict to be presented as a foreign war rather than another round of civil bloodshed. Italy was required to swear an oath of loyalty to Octavian, a device he later cited in the Res Gestae as evidence that all Italy had freely supported him. The decision came at Actium in 31, a naval engagement off western Greece in which Antony's fleet was defeated and he and Cleopatra broke away to Egypt; their forces surrendered, and both died in 30 as Octavian advanced.
Two analytical points are essential. First, the propaganda war is not a distraction from the political history but part of it: the terms in which Octavian defined the conflict - Italy against the east, Roman religion against foreign cult, a legitimate leader against a man enslaved by a queen - became the foundation of the Augustan regime's self-presentation, and they have shaped the historical tradition ever since, since the winners' version is the one that survived. Second, the outcome was not the restoration of anything. By 31 the Republic had no institutional existence: the armies were loyal to commanders, the political class had been decimated twice by proscription, and the only question left was which man would hold the power that remained.
Worked example

Analysing the winner's tradition

How should a historian handle the surviving portrayal of Antony and Cleopatra?

  1. 01Identify the problem

    The dominant image - Antony corrupted by a foreign queen, unmanned by luxury, planning to move the seat of empire east - originates in Octavian's campaign of the 30s and passed into the literature of the regime that Octavian founded.

  2. 02Trace the transmission

    Augustan poets celebrated Actium in these terms; later historians, including Plutarch and Dio, wrote long afterwards using traditions already shaped by the victory. There is no surviving account written from Antony's side.

  3. 03Look for corroboration

    Some elements can be checked: Antony's partnership with Cleopatra, his children by her, the resources Egypt supplied and the failure of the Parthian campaign are attested independently of the propaganda. What cannot be checked is intention - the claim that he meant to rule from the east.

  4. 04Use the propaganda as evidence

    Read the campaign for what it reveals about Octavian: which anxieties he judged worth exploiting, how Italian opinion could be mobilised, and what vocabulary of Roman virtue and foreign corruption was available. That is solid evidence about Rome, whatever it says about Antony.

  5. 05Judge

    Conclude that the tradition establishes the shape of Octavian's political strategy reliably and Antony's intentions unreliably, and that any statement about Antony's aims should be attributed and qualified accordingly.

Result: A method for handling a one-sided tradition: separate the checkable from the unverifiable, and convert the propaganda into evidence about its author.

Exam focus

  • Distinguish the Second Triumvirate as a legal office from the private alliance of 60/59 BC - the difference is evidence of how far things had gone.
  • Treat the propaganda of the 30s as political history, and note that the surviving tradition largely reproduces the winner's version.

Typical mistakes

  • Presenting Actium as a great battle that decided everything; the political contest had largely been won before it.
  • Accepting the picture of Antony enslaved by Cleopatra without identifying it as Octavian's construction.

Active revision

How far was Octavian's victory over Antony won by propaganda rather than by arms? Plan a two-sided answer.

Active recall

Recall the key points — then reveal.

Sources: OCR AS and A Level Ancient History (H007, H407) specification (OCR (Oxford Cambridge and RSA))

§ 06

Why the Republic fell, and the sources#

●●●AdvancedLPOCR H407 Component 2 Depth Study (Late Republic) - explanations of the Republic's collapse and the evidenceLPDfE GCE Ancient History subject content

Why the Republic fell

Explaining the collapseProbability tree, 6 paths, Data: Structural → A city-state constitution governing an empire; Military → Client armies loyal to generals who supplied land; Political culture → The collapse of the mos maiorum and of restraint; Individuals → Sulla, Pompey, Caesar, Octavian and their decisions; Violence → From the Gracchi to proscription: escalation by precedent; Social grievance → Land, debt, corn and the Italian questionStructuralMilitaryPolitical cultureIndividualsViolenceSocial grievanceWhy the Republic fellA city-state constitution governing an …Client armies loyal to generals who sup…The collapse of the mos maiorum and of …Sulla, Pompey, Caesar, Octavian and the…From the Gracchi to proscription: escal…Land, debt, corn and the Italian questi…
Fig. 8Six families of explanation - the strongest essays show how they reinforced one another rather than choosing between them.

Key points

Explanations of the collapse fall into three families, and a strong essay will use all three rather than choosing one. Structural explanations point to a constitution designed for a city-state now governing a Mediterranean empire: annual magistracies could not manage multi-year wars, provincial governors were barely supervised, and the wealth of empire made competition for office ruinously expensive and correspondingly ruthless. Military explanations point to the client army: soldiers who depended on their general for land and bonuses gave individual commanders a power the state could not match. Political explanations point to the collapse of the conventions - the mos maiorum - that had made a system without enforceable rules work at all.
Individual ambition matters too, but it needs to be placed correctly. Sulla, Pompey, Caesar and Octavian each did specific things at specific moments that changed the outcome, and history without them would have been different. But the same explanation must account for why their contemporaries let them: why soldiers followed, why the assembly voted extraordinary commands, why the Senate could neither accommodate nor stop them. The most convincing accounts treat ambition as the constant - Romans of this class had always competed for glory - and ask what changed to make that competition destructive. The answer lies in the scale of the prizes and the disappearance of restraint.
Two further factors deserve a place. Political violence, once introduced in 133, escalated in a way that is easy to trace: from riot to the emergency decree, to armies used against the city, to proscription as an instrument of government. Each step made the next thinkable. And there were real social grievances the system never resolved - land for veterans, debt, the corn supply, the position of Italians before and after the Social War - which supplied ambitious politicians with genuine constituencies. Popular measures were not merely cynical: they addressed problems the Senate had failed to solve.
The source base for this topic is exceptionally rich and exceptionally partisan, and the two facts are connected. Cicero's speeches and letters supply an unmatched contemporary record from the centre of politics, always from his standpoint. Caesar's Commentaries give a commander's self-presentation. Sallust, a former partisan of Caesar writing after 44, explains the crisis through moral decline, dating the rot to the removal of the fear of Carthage - an interpretation, not an observation. Later narratives - Plutarch's Lives, Appian's Civil Wars, Cassius Dio - preserve much lost material but write with the outcome known and, in Plutarch's case, in the service of moral biography.
Material evidence supplies the independent checks. Coinage of the period is unusually eloquent, since moneyers advertised their families' achievements and, by the 40s, living politicians appeared on the coinage - Caesar's portrait in his lifetime being a decisive innovation in the visual language of Roman power. Inscriptions record careers, honours and laws. Archaeology documents the building programmes with which politicians courted the city. Using this material lets you test claims about self-presentation directly, rather than relying entirely on writers who had reasons of their own to describe how their rivals wished to be seen.

The sources for the late Republic

Evidence for 88-31 BCProbability tree, 6 paths, Data: Contemporary participants → Cicero: speeches and letters from the centre of politics; Contemporary participants → Caesar: the Commentaries, written during the campaigns; Near-contemporary → Sallust: moral decline as the explanatory frame; Later narratives → Plutarch's Lives; Appian's Civil Wars; Cassius Dio; Material evidence → Coinage: family claims, and living portraits by the 40s; Material evidence → Inscriptions and building programmesContemporary participantsNear-contemporaryLater narrativesMaterial evidenceSources for the late RepublicCicero: speeches and letters from the c…Caesar: the Commentaries, written durin…Sallust: moral decline as the explanato…Plutarch's Lives; Appian's Civil Wars; …Coinage: family claims, and living port…Inscriptions and building programmes
Fig. 9An unusually rich source base in which almost every contemporary voice belongs to a participant with a case to make.
Worked example

Building a ranked causal argument

How far was the fall of the Roman Republic caused by the ambition of individuals?

  1. 01Set a criterion

    Define what would make ambition the principal cause: that without these particular men the Republic would have survived, and that the structural pressures alone would not have destroyed it.

  2. 02Argue the case for individuals

    Sulla's march, Caesar's crossing of the Rubicon and Octavian's private army in 44 were choices; each could have been made differently, and each altered the outcome decisively. The Republic did not collapse of itself - it was pulled down by men who acted.

  3. 03Argue the structural case

    Yet ambition was constant in Roman public life, and the question is why it became lethal. The prizes had grown with the empire; the client army made a commander independent of the state; the conventions that had restrained competition had already failed in 133. Given those conditions, if Caesar had not acted, someone else would have faced the same incentives.

  4. 04Test with a counter-example

    Consider Pompey, who in 62 disbanded his army on returning from the east rather than marching on Rome. That shows individual choice mattered - and also that his subsequent frustration by the Senate helped produce the alliance of 60, which shows the structure punishing restraint.

  5. 05Judge

    Conclude that structural conditions made a collapse of some kind highly likely and determined its form - civil war between commanders - while individual decisions determined its timing, its course and who emerged on top. That is a ranked judgement, not a compromise.

Result: A ranked argument with an explicit criterion, a counter-example used analytically, and a conclusion that distinguishes what each level of cause explains.

Exam focus

  • Combine structural, military and cultural explanations, and place individual ambition within them rather than against them.
  • Identify Sallust's moral-decline framework as an ancient interpretation, and use coinage as independent evidence of self-presentation.

Typical mistakes

  • Answering 'why did the Republic fall?' with a narrative of great men instead of an analysis of causes.
  • Adopting Sallust's account of moral decay as an explanation rather than treating it as a source to be evaluated.

Active revision

Rank the causes of the Republic's collapse, stating the criterion you are using for importance, and justify your top two.

Active recall

Recall the key points — then reveal.

Sources: OCR AS and A Level Ancient History (H007, H407) specification (OCR (Oxford Cambridge and RSA)) · GCE AS and A level subject content for ancient history (Department for Education)

Contents

Section -- / 06

    • 01The Republic under strain: constitution, the Gracchi and Marius○
    • 02Sulla: the march on Rome, dictatorship and proscriptions◐
    • 03Pompey, Crassus and the rise of the dynasts◐
    • 04Caesar: Gaul, the Rubicon, dictatorship and death◐
    • 05The Second Triumvirate, Antony and Octavian, to Actium●
    • 06Why the Republic fell, and the sources●

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Roman Depth Study: The Breakdown of the Late Republic, 88-31 BC

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References & sources

Sources

OCR (Oxford Cambridge and RSA)

  • OCR AS and A Level Ancient History (H007, H407) specification

Department for Education

  • GCE AS and A level subject content for ancient history

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