Atlas of Battles

siege, notable, medieval

Siege of Constantinople

Siege of Constantinople was a siege conducted in AD 813 at Constantinople, in what is now Turkey. The recorded result: Byzantine victory.

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Attack of the Bulgarians on Constantinople, 813 (Katzler)
Attack of the Bulgarians on Constantinople, 813 (Katzler). Vinzenz Katzler, Public domain, via Wikimedia Commons.

Record

DateAD 813 (year precision)
PlaceConstantinople, Turkey
41.012N, 28.976E
KindSiege, medieval
ResultByzantine victory
BelligerentsFirst Bulgarian EmpireByzantine Empire
CommandersKrumLeo V
Siege of ConstantinopleSiege of ConstantinopleSiege of ConstantinopleSiege of ConstantinopleSiege of ConstantinopleSiege of ConstantinopleSiege of ConstantinopleSiege of ConstantinopleBursaAdapazarıİzmitTekirdağLüleburgazKırklareliBilecik100 km41.012N, 28.976E
The recorded site, with the nearest other engagements in the atlas. Present-day coastlines, rivers and borders; towns from Natural Earth.

Nearest engagements

Elsewhere in AD 813

Siege of Constantinople is one of 105 engagements of the 9th century in the atlas and one of 336 in present-day Turkey.

Sources

Identity, coordinates, dates and the war from Wikidata Q3181408, released under CC0. Result, belligerents, commanders, strength and casualties from the infobox of the English Wikipedia article Siege of Constantinople (813), revision 1370740393, read 2026-11-14, licensed CC BY-SA 4.0; the article's text is not reproduced here. Present-day country and state from Natural Earth. Dates before 1582 follow the Julian calendar as recorded.