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Centuries: 2nd century - 3rd century - 4th century Decades: 230s 240s 250s 260s 270s - 280s - 290s 310s 320s 330s 340s Years: 279 280 281 282 283 - 284 - 285 286 287 288 289 Events September 29 - Diocletian becomes Emperor of Rome Patriarch Rufinus I[?] succeeds Patriarch Dometius[?] as Patriarch of Constantinople Year 1 of the Coptic calendar (or 285) Births Deaths Carinus, Roman emperor (assassinated) Numerian, Roman emperor Diophantus, Greek mathematician
Centuries: 2nd century - 3rd century - 4th century
Decades: 230s 240s 250s 260s 270s - 280s - 290s 310s 320s 330s 340s
Years: 279 280 281 282 283 - 284 - 285 286 287 288 289
Births
Deaths