-
324
Byzantium and Western Roman Empire (span) C.E. 130–475
Roman Emperor of East defeated by Roman Emperor of the West, Constantine; Byzantium renamed Constantinople and built up from Constantine. -
476
Byzantine Empire (span) C.E. 476–866
Constantinople considered capital of Byzantine Empire after Rome falls. -
Byzantium and Western Roman Empire (span) C.E. 130–475
Byzantium named by Roman Emperor Diocletian as a new center of Roman
Empire with power split between Rome (West) and Byzantium (East)