What was the first name of Istanbul?
Constantinopolis
Byzantium
Tsarigrand
Polis
The first known name of the city is Byzantium, the name given to it at its foundation by Megarean colonists around 660 BCE. After Constantine the Great made it the new eastern capital of the Roman Empire in 330 CE, the city became widely known as "Constantinopolis"
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Constantinopolis
Byzantium
Tsarigrand
Polis
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