- Name of present-day Istanbul from AD 330 to AD 1930. Previously known as Byzantium.
Etymology: Greek Konstantinoípoli "Constantine"s city," after Roman emperor Constantinus, Flavius Valerius Aurelius Constantinus (also known as Constantine I or Constantine the Great).
- Dutch: Constantinopel
- French: Constantinople
- German: Konstantinopel
- Italian: Costantinopoli
- Spanish: Constantinopla
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