<P> Constantinople ( Greek : Κωνσταντινούπολις Kōnstantinoúpolis ; Latin : Cōnstantīnopolis ) was the capital city of the Roman / Byzantine Empire ( 330 -- 1204 and 1261 -- 1453 ) , and also of the brief Latin ( 1204 -- 1261 ) , and the later Ottoman ( 1453 -- 1923 ) empires . It was reinaugurated in 324 from ancient Byzantium as the new capital of the Roman Empire by Emperor Constantine the Great , after whom it was named , and dedicated on 11 May 330 . </P>
<P> Constantinople ( Greek : Κωνσταντινούπολις Kōnstantinoúpolis ; Latin : Cōnstantīnopolis ) was the capital city of the Roman / Byzantine Empire ( 330 -- 1204 and 1261 -- 1453 ) , and also of the brief Latin ( 1204 -- 1261 ) , and the later Ottoman ( 1453 -- 1923 ) empires . It was reinaugurated in 324 from ancient Byzantium as the new capital of the Roman Empire by Emperor Constantine the Great , after whom it was named , and dedicated on 11 May 330 . </P>
when did the roman capital moved to constantinople
when did the roman capital moved to constantinople
324
324