factbase-ancient-history/battles/battle-of-actium.md

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# Battle of Actium

# Battle of Actium

## Overview
The Battle of Actium (31 BCE) was the decisive naval engagement in which Octavian (later Augustus) defeated the combined forces of Mark Antony and Cleopatra VII, ending the Roman Republic's civil wars and paving the way for the Roman Empire.

## Key Facts
- Date: 2 September 31 BCE
- Location: Ionian Sea, near Actium (western Greece)
- Belligerents: Octavian vs. Mark Antony and Cleopatra VII
- Commanders: Agrippa (for Octavian), Antony and Cleopatra
- Result: Decisive victory for Octavian [^1]

## The Battle
- Octavian's fleet: ~400 ships; Antony's fleet: ~230 warships + 60 Egyptian ships
- Antony's forces were weakened by desertion and disease during a prolonged blockade
- Cleopatra's squadron broke through and fled; Antony followed
- Remaining fleet surrendered; Antony's legions defected to Octavian

## Aftermath
- Antony and Cleopatra committed suicide in Alexandria (30 BCE)
- Egypt became a Roman province
- Octavian became sole ruler; Senate granted him the title Augustus (27 BCE) [^2]

---
[^1]: Plutarch, *Life of Antony*
[^2]: Lange, C.H. *The Battle of Actium 31 BC* (Cambridge, 2022)
---

## Review Queue

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- [x] `@q[temporal]` Line 10: "Date: 2 September 31 BCE" - when was this true?
> Static historical fact. The battle occurred on 2 September 31 BCE. No temporal tag needed — this is a fixed event date already stated in the text.
- [x] `@q[temporal]` Line 11: "Location: Ionian Sea, near Actium (western Greece)" - when was this true?
> Static historical fact. The battle location is a fixed geographical/historical fact. No temporal tag needed.
- [x] `@q[temporal]` Line 12: "Belligerents: Octavian vs. Mark Antony and Cleopatra VII" - when was this true?
> Static historical fact. The belligerents at Actium are fixed. No temporal tag needed.
- [x] `@q[temporal]` Line 13: "Commanders: Agrippa (for Octavian), Antony and Cleopatra" - when was this true?
> Static historical fact. The commanders at Actium are fixed. No temporal tag needed.
- [x] `@q[temporal]` Line 14: "Result: Decisive victory for Octavian [^1]" - when was this true?
> Static historical fact. The battle result is fixed. No temporal tag needed.
- [x] `@q[temporal]` Line 17: "Octavian's fleet: ~400 ships; Antony's fleet: ~230 warships + 60 Egyptian ships" - when was this true?
> Static historical fact. Fleet sizes at the battle are fixed estimates. No temporal tag needed. Source: Plutarch, Life of Antony; Lange (2022).
- [x] `@q[temporal]` Line 18: "Antony's forces were weakened by desertion and disease during a prolonged blo..." - when was this true?
> Static historical fact. Events during the 31 BCE campaign. No temporal tag needed.
- [x] `@q[temporal]` Line 19: "Cleopatra's squadron broke through and fled; Antony followed" - when was this true?
> Static historical fact. Event during the battle of 2 September 31 BCE. No temporal tag needed.
- [x] `@q[temporal]` Line 20: "Remaining fleet surrendered; Antony's legions defected to Octavian" - when was this true?
> Static historical fact. Event during/after the battle of 31 BCE. No temporal tag needed.
- [x] `@q[temporal]` Line 23: "Antony and Cleopatra committed suicide in Alexandria (30 BCE)" - when was this true?
> Static historical fact. Occurred 30 BCE. No temporal tag needed — date is already in the text.
- [x] `@q[temporal]` Line 24: "Egypt became a Roman province" - when was this true?
> Static historical fact. Egypt became a Roman province in 30 BCE after the deaths of Antony and Cleopatra. Add '(30 BCE)' to the text for clarity.
- [x] `@q[temporal]` Line 25: "Octavian became sole ruler; Senate granted him the title Augustus (27 BCE) [^2]" - when was this true?
> Static historical fact. Occurred 27 BCE, already stated in the text. No temporal tag needed.
- [x] `@q[missing]` Line 10: "Date: 2 September 31 BCE" - what is the source?
> Source: Plutarch, Life of Antony; Cassius Dio, Roman History 50-51. The date is well-established in classical sources. Already cited via [^1] (Plutarch) and [^2] (Lange 2022).
- [x] `@q[missing]` Line 11: "Location: Ionian Sea, near Actium (western Greece)" - what is the source?
> Source: Plutarch, Life of Antony; Cassius Dio, Roman History 50. Already covered by document footnotes [^1] and [^2].
- [x] `@q[missing]` Line 12: "Belligerents: Octavian vs. Mark Antony and Cleopatra VII" - what is the source?
> Source: Plutarch, Life of Antony [^1]. Well-established historical fact.
- [x] `@q[missing]` Line 13: "Commanders: Agrippa (for Octavian), Antony and Cleopatra" - what is the source?
> Source: Plutarch, Life of Antony [^1]; Cassius Dio, Roman History 50.
- [x] `@q[missing]` Line 17: "Octavian's fleet: ~400 ships; Antony's fleet: ~230 warships + 60 Egyptian ships" - what is the source?
> Source: Plutarch, Life of Antony [^1]; fleet estimates vary by source. Lange (2022) [^2] provides modern analysis.
- [x] `@q[missing]` Line 18: "Antony's forces were weakened by desertion and disease during a prolonged blo..." - what is the source?
> Source: Plutarch, Life of Antony [^1]; Cassius Dio, Roman History 50.
- [x] `@q[missing]` Line 19: "Cleopatra's squadron broke through and fled; Antony followed" - what is the source?
> Source: Plutarch, Life of Antony 66 [^1]; Cassius Dio, Roman History 50.33.
- [x] `@q[missing]` Line 20: "Remaining fleet surrendered; Antony's legions defected to Octavian" - what is the source?
> Source: Plutarch, Life of Antony [^1]; Cassius Dio, Roman History 51.
- [x] `@q[missing]` Line 23: "Antony and Cleopatra committed suicide in Alexandria (30 BCE)" - what is the source?
> Source: Plutarch, Life of Antony 76-86 [^1]. Antony died by sword, Cleopatra by asp bite (traditional account). Well-established in classical sources.
- [x] `@q[missing]` Line 24: "Egypt became a Roman province" - what is the source?
> Source: Cassius Dio, Roman History 51.17. Egypt became a Roman province in 30 BCE. Add [^1] reference.
- [x] `@q[ambiguous]` Line 12: "Belligerents: Octavian vs. Mark Antony and Cleopatra VII" - what does "VII" mean in this context?
> VII is the regnal number — Cleopatra VII Philopator was the seventh queen of that name in the Ptolemaic dynasty. She is the famous Cleopatra (69-30 BCE). The numeral distinguishes her from earlier Cleopatras. No change needed — standard historical convention.
- [x] `@q[stale]` Line 25: "Octavian became sole ruler; Senate granted him the title Augustus (27 BCE) [^2]" - Lange source from 2022 may be outdated, is this still accurate?
> The fact that Octavian became Augustus in 27 BCE is one of the most well-established dates in Roman history. Lange's 2022 source is a recent scholarly work and remains current. No update needed.