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Explore landmark events and cultural milestones throughout history on Kudos365. Dates for earlier events may be approximate.

330 CE, May 11

Emperor Constantine the Great, formally renamed Byzantium, as Nova Roma (New Rome), on May 11, 330 AD, and dedicated it as the new capital of the Roman Empire. The renaming did not replace the popular usage of the name of Constantinople ("City of Constantine"). The city was later renamed Istanbul in 1930.

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