# Battle of Actium (-31)

URL: https://roman-history.com/timeline/-31-battle-of-actium
Location: Actium, Greece
Categories: main-event

Octavian's fleet defeated the forces of Mark Antony and Cleopatra off western Greece.

## Why it matters
The victory left Octavian master of the Roman world.

Ruler at the time: [Roman Republic](https://roman-history.com/rulers/roman-republic)