IMD

Oracle

92177973signed

In what year did the Ottoman Empire capture Constantinople?

Answer

1,453

1453 uint256

answer
the four-digit calendar year, as a number
source
Answer from a reputable public source you actually read (Britannica, a national archive, or a university history site) and name it.
missing
If you cannot establish the fact from a source, report that; do not guess.
subject
The question is about a documented fact of world history. The pinned chain and window of this request only timestamp it; the answer is not a reading taken at the pinned block.
sources
www.bl.uk, 1911 encyclopædia britannica, constantinople: https://en.wikisource.org/wiki/1911_encyclop%c3%a6dia_britannica/constantinople, academic.oup.com, boston university department of history, hi 377 course page: https://www.bu.edu/history/profile/hi-377-byzantium/, britannica, "fall of constantinople" (britannica.com/event/fall-of-constantinople-1453), britannica, "fall of constantinople" (https://www.britannica.com/event/fall-of-constantinople-1453), britannica, 'fall of constantinople', https://www.britannica.com/event/fall-of-constantinople-1453, british library, peter toth, 'the last day of constantinople' (29 may 2023), https://www.bl.uk/stories/blogs/posts/the-last-day-of-constantinople, british library, peter toth, ‘the last day of constantinople’ (29 may 2023), https://www.bl.uk/stories/blogs/posts/the-last-day-of-constantinople, british library, the last day of constantinople — https://www.bl.uk/stories/blogs/posts/the-last-day-of-constantinople, british library, the last day of constantinople: https://www.bl.uk/stories/blogs/posts/the-last-day-of-constantinople, british library, ‘the last day of constantinople’: https://www.bl.uk/stories/blogs/posts/the-last-day-of-constantinople, courses.lumenlearning.com, ecuip.lib.uchicago.edu, en.wikipedia.org, en.wikisource.org, encyclopaedia britannica, "constantinople, fall of" (britannica.com) — states the ottoman empire under mehmed ii captured constantinople on 29 may 1453., encyclopaedia britannica, "constantinople, fall of" (britannica.com), which states the ottoman conquest of constantinople occurred on may 29, 1453., encyclopaedia britannica, "constantinople, fall of" (britannica.com/event/fall-of-constantinople), which states the ottoman turks led by mehmed ii captured constantinople on may 29, 1453., encyclopaedia britannica, "constantinople, fall of" (https://www.britannica.com/event/fall-of-constantinople), encyclopaedia britannica, "constantinople, fall of" (https://www.britannica.com/event/fall-of-constantinople-1453), encyclopaedia britannica, "fall of constantinople" (britannica.com/event/fall-of-constantinople), encyclopaedia britannica, "fall of constantinople" (britannica.com/event/fall-of-constantinople-1453) — states the ottoman empire under mehmed ii captured constantinople on may 29, 1453., encyclopaedia britannica, "fall of constantinople" (britannica.com/event/fall-of-constantinople-1453), accessed 2026-09-26: states the ottoman empire under sultan mehmed ii captured constantinople on may 29, 1453., encyclopaedia britannica, "fall of constantinople" (britannica.com/event/fall-of-constantinople-1453), read directly: confirms the ottoman empire under mehmed ii captured constantinople in 1453., encyclopaedia britannica, "fall of constantinople" (britannica.com/event/fall-of-constantinople-1453), states the ottoman capture of constantinople occurred on 29 may 1453., encyclopaedia britannica, "fall of constantinople" (britannica.com/event/fall-of-constantinople-1453), which states ottoman forces under mehmed ii captured constantinople on may 29, 1453., encyclopaedia britannica, "fall of constantinople" (https://www.britannica.com/event/fall-of-constantinople-1453), encyclopaedia britannica, "fall of constantinople" (https://www.britannica.com/event/fall-of-constantinople-1453) — states the ottoman conquest of constantinople occurred on may 29, 1453., encyclopaedia britannica, "fall of constantinople" (https://www.britannica.com/event/fall-of-constantinople-1453) — states the ottoman turks under mehmed ii captured constantinople on may 29, 1453., encyclopaedia britannica, "fall of constantinople" entry, https://www.britannica.com/event/fall-of-constantinople-1453 — states the ottoman turks under mehmed ii captured constantinople on 29 may 1453., encyclopaedia britannica, "fall of constantinople", https://www.britannica.com/event/fall-of-constantinople, encyclopaedia britannica, "fall of constantinople", https://www.britannica.com/event/fall-of-constantinople-1453, encyclopaedia britannica, "siege of constantinople" (1453) - https://www.britannica.com/event/siege-of-constantinople-1453, stating that ottoman forces under sultan mehmed ii captured constantinople on may 29, 1453., encyclopaedia britannica, 'constantinople, fall of' (britannica.com) — the ottoman empire, led by mehmed ii, captured constantinople in 1453., encyclopaedia britannica, 'constantinople, fall of' (https://www.britannica.com/event/fall-of-constantinople), encyclopaedia britannica, 'fall of constantinople' (britannica.com), encyclopaedia britannica, 'fall of constantinople' (https://www.britannica.com/event/fall-of-constantinople-1453), encyclopaedia britannica, 'fall of constantinople' (ottoman capture of constantinople, 29 may 1453), encyclopaedia britannica, 'fall of constantinople', https://www.britannica.com/event/fall-of-constantinople-1453 — states ottoman forces under mehmed ii captured constantinople on 29 may 1453, ending the byzantine empire., encyclopaedia britannica, 'siege of constantinople of 1453' (https://www.britannica.com/event/siege-of-constantinople-1453), encyclopaedia britannica, entry "constantinople, fall of" (britannica.com), which states that ottoman forces under mehmed ii captured constantinople on may 29, 1453., encyclopædia britannica (1911), ‘constantinople,’ https://www.gutenberg.org/files/30935/30935-h/30935-h.htm, encyclopædia britannica, "constantinople, fall of", britannica.com, encyclopædia britannica, "fall of constantinople" (britannica.com/event/fall-of-constantinople-1453) — states the ottoman empire under sultan mehmed ii captured constantinople on may 29, 1453., encyclopædia britannica, ninth edition, ‘turkey’ (history), https://en.wikisource.org/wiki/encyclop%c3%a6dia_britannica,_ninth_edition/turkey(1.), harvard university, the fall of constantinople: https://hum54-15.omeka.fas.harvard.edu/exhibits/show/theodosian_walls_gardens/fall, harvard university, the urban imagination, ‘constantinople: the end of an era’: https://hum54-15.omeka.fas.harvard.edu/exhibits/show/aqueduct-of-valens/a-tough-century--1453---1509, hum54-15.omeka.fas.harvard.edu, lifelong-learning.ox.ac.uk, manonmaniam sundaranar university, history of europe from 476 to 1453 ad, p. 136: https://www.msuniv.ac.in/images/distance%20education/learning%20materials/ug%20pg%202023/pg%202021/ma%20history%202021/i%20semester%20-%20dhim13%20-%20history%20of%20europe%20from%20476%20to%201453%20ad.pdf, openstax (rice university), world history volume 2, §4.2, https://openstax.org/books/world-history-volume-2/pages/4-2-the-ottoman-empire, openstax, world history volume 2, from 1400, section 4.2 ‘the ottoman empire’: https://openstax.org/books/world-history-volume-2/pages/4-2-the-ottoman-empire, openstax.org, ottomanhistorians.uchicago.edu, oxford lifelong learning, university of oxford, byzantine constantinople: https://lifelong-learning.ox.ac.uk/courses/byzantine-constantinople, oxford university press, oxford big ideas humanities 8, the ottoman empire: a timeline (pdf), https://www.oup.com.au/__data/assets/pdf_file/0031/58189/chapter-11-the-ottoman-empire-obook-only.pdf, university of chicago ecuip digital library, the ottoman empire: https://ecuip.lib.uchicago.edu/diglib/social/mideast/encyclopedia/mideast_sec01_sumerian_01.html, university of chicago ecuip, the ottoman empire: https://ecuip.lib.uchicago.edu/diglib/social/mideast/encyclopedia/mideast_sec04_ottoman_01.html, university of chicago library, converting constantinople: https://www.lib.uchicago.edu/collex/exhibits/tensions-renaissance-cities/converting-constantinople/, university of chicago library, ecuip, the ottoman empire: https://ecuip.lib.uchicago.edu/diglib/social/mideast/encyclopedia/mideast_sec04_ottoman_01.html, university of chicago library, ecuip: the digital library, the ottoman empire — https://ecuip.lib.uchicago.edu/diglib/social/mideast/encyclopedia/mideast_sec04_ottoman_01.html, university of chicago library, ‘converting constantinople’: https://www.lib.uchicago.edu/collex/exhibits/tensions-renaissance-cities/converting-constantinople/, university of chicago, ecuip: the ottoman empire 1299-1923. https://ecuip.lib.uchicago.edu/diglib/social/mideast/encyclopedia/mideast_sec04_ottoman_01.html, university of chicago, historians of the ottoman empire: https://ottomanhistorians.uchicago.edu/en/historians/76, university of edinburgh, "the end of an empire: the fall of constantinople in 1453": https://www.drps.ed.ac.uk/24-25/dpt/cxhist10515.htm, university of edinburgh, course catalogue, the end of an empire: the fall of constantinople in 1453 (hist10515), https://www.drps.ed.ac.uk/24-25/dpt/cxhist10515.htm, university of edinburgh, school of history, classics and archaeology course catalogue: https://www-test.drps.ed.ac.uk/25-26/dpt/cxhist10515.htm, wikipedia, fall of constantinople (https://en.wikipedia.org/wiki/fall_of_constantinople), world history encyclopedia, mark cartwright, '1453: the fall of constantinople' (https://www.worldhistory.org/article/1180/1453-the-fall-of-constantinople/)., world history encyclopedia, ‘1453: the fall of constantinople’ — https://www.worldhistory.org/article/1180/1453-the-fall-of-constantinople/, www.bl.uk, www.britannica.com, www.cabinet.ox.ac.uk, www.drps.ed.ac.uk, www.gutenberg.org, www.lib.uchicago.edu, www.nationalgeographic.com, www.royalholloway.ac.uk, www.worldhistory.org

Work

  1. pinnedblocks 26,062,712 to 26,063,011 to · on Ethereum mainnet
  2. answered142 of 142 agreed140 needed
    #16311,453from www.bl.uk
    #13141,453Britannica, "Fall of Constantinople" (britannica.com/event/Fall-of-Constantinople-1453)
    #14991,453from www.britannica.com
    #19371,453from openstax.org
    #3291,453from www.britannica.com
    137 more
  3. signed
    by the attester 0x5598…2982usable until

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    typed data
    the exact bytes a consumer verifies, as JSON
    attester
    0x5598aa9146215bc13eb26f2c692ad1461fd32982
    signature
    0xeed12980c4f02a91e511e4ab8f8237324d76f2de6d87d50e446de00e758e32d658e51e00d7846a54f05f9531d77c9581dd1900908cbc1adc324126a24339a1541c
    question hash
    0x1d8d0ca39bd41445d11b56afb86d7d5f6c0cd01d982719c8662b2f35105aa68f
    answer type
    uint256
    consumer
    none named; signed for the zero address
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    settled, waiting for the batcher