Most, however, agree that the Byzantine Empire began to take on the appearance of a distinct entity when Emperor Constantine moved the capital of his empire from Rome to Byzantium in 330 C.E.
Kuid enamik nõustub, et Bütsantsi keisririik hakkas kindlat kuju võtma siis, kui keiser Constantinus viis aastal 330 m.a.j oma impeeriumi pealinna Roomast Byzantioni.