Re: Event of the Year
 

291

The War of the Eight Princes begins in China.

Re: Event of the Year
 

290

* Diocletian and Maximian meet in Milan on the five-year anniversary of their rule to discuss their successes and failures.

Re: Event of the Year
 

289

Maximian's attempt to reconquer Britain from the usurper Carausius fails due to bad weather.

Re: Event of the Year
 

288

* Campaign by Diocletian in Raetia.
* In Gaul, Maximian builds a fleet to fight Carausius.

Re: Event of the Year
 

287

September - Beginning of the first Indiction

Re: Event of the Year
 

286

# Carausius, commander of the Classis Britannica, is accused of piracy and sentenced to death. He responds by declaring himself emperor of northern Gaul and Britain.

Re: Event of the Year
 

285

Diocletian divides the Roman Empire in half.

Re: Event of the Year
 

284

* November 20 - Diocletian becomes Emperor.
* The Bagaudae in Gaul revolt against the Romans.

Re: Event of the Year
 

283

Carus conquers Ctesiphon, capital of the Persian kingdom.
Carus is a victim of a military conspiracy, and is killed near the Tigris.
Carinus succeeds his father Carus as Emperor.
December - Numerian is proclaimed Emperor by his soldiers.

Re: Event of the Year
 

282

A new city was constructed in Fuzhou slightly south of the original city Ye. The Main Street of the city has remained unchanged since that time.

Also in this year, Patriarch of Alexandria Theonas of Alexandria becomes the first bishop to use the title Pope.