# Tetrarchy Established (293)

URL: https://roman-history.com/timeline/293-tetrarchy-established
Location: Roman Empire
Categories: politics

Diocletian organized rule under two Augusti and two Caesars with regional responsibilities.

## Why it matters
The system addressed succession and frontier defense but later generated civil wars.

Ruler at the time: [Diocletian](https://roman-history.com/rulers/diocletian)