# The Tetrarchy (293)

URL: https://allhistories.com/italy/timeline/293-the-tetrarchy
Themes: main-event

Diocletian divided power among four emperors. The western capitals were Milan and Trier; Rome was no longer the seat of government. Diocletian also subjected Italy to regular taxation and divided it into provinces, ending its centuries-long privilege. The reforms stabilised the empire but reduced Rome to a symbolic capital.

## Why it matters
The reforms stabilised the empire but reduced Rome to a symbolic capital.

Who Was in Power: [Diocletian](https://allhistories.com/italy/rulers/diocletian)

## Sources
- [Wikipedia — Tetrarchy](https://en.wikipedia.org/wiki/Tetrarchy)
- [Wikipedia — Diocletian](https://en.wikipedia.org/wiki/Diocletian)
- [Encyclopaedia Britannica topic lookup — The Tetrarchy](https://www.britannica.com/search?query=The+Tetrarchy)
- [Wikipedia — Roman Empire](https://en.wikipedia.org/wiki/Roman_Empire)
- [Wikipedia — Timeline of Italian history](https://en.wikipedia.org/wiki/Timeline_of_Italian_history)