Years: 304 305 306 307 - 308 - 309 310 311 312

Decades: 270s 280s 290s - 300s - 310s 320s 330s

Centuries: 3rd century - 4th century - 5th century

Events

• November 11 - The Congress of Carnuntum: Attempting to keep peace within the Roman Empire, the leaders of the Tetrarchy declare Maxentius Augustus, and rival contender Constantine I is declared Caesar (junior emperor of Britain and Gaul)

Births

Deaths