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The siege ended the Byzantine Empire and established an Ottoman imperial capital. The figure is taken from Encyclopaedia Britannica, which is linked in full on this page. Every fact on Mondo Knows names its source rather than repeating an unsourced claim.

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Sultan Mehmed II conquered Constantinople in 1453

The siege ended the Byzantine Empire and established an Ottoman imperial capital

In May 1453, Ottoman forces under twenty-one-year-old Sultan Mehmed II breached the massive land walls of Constantinople using heavy gunpowder cannons. The capture of the city brought an end to the thousand-year Byzantine Empire, renamed the city Istanbul, and redirected Mediterranean trade routes.

Theodosian Walls of Constantinople, Istanbul (37874293302) — Carole Raddato from FRANKFURT, Germany · CC BY-SA 2.0 · licence · source

Where this comes from

Encyclopaedia Britannica

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Tags: constantinople, ottoman empire, byzantium

Sultan Mehmed II conquered Constantinople in 1453: the short answers

Where does this come from, and can I check it?: The siege ended the Byzantine Empire and established an Ottoman imperial capital. The figure is taken from Encyclopaedia Britannica, which is linked in full on this page. Every fact on Mondo Knows names its source rather than repeating an unsourced claim.
Is this really a history fact?: Yes. It sits on the History shelf, one of 1,090 sourced facts grouped into space, animals, the human body, history, science and more. Category pages collect every fact in the same field.
What else can I read about it?: The links under the fact point to a quiz, game, puzzle or calculator on the same subject, and the shelf below shows related facts. The wording here is original, and quoted phrases are marked as quotations.