Answer:
the city was renamed Nova Roma, or 'New Rome', by Emperor Constantine the Greak.
Step-by-step explanation:
In 324, after the Western and Eastern Roman Empires were reunited, the ancient city of Byzantium was selected to serve as the new capital of the Roman Empire, and the city was renamed Nova Roma, or 'New Rome', by Emperor Constantine the Great. On 11 May 330, it was renamed Constantinople and dedicated to Constantine.