Atlas of Battles

siege, notable, medieval

Siege of Constantinople

Siege of Constantinople was a siege conducted in 1235 at Constantinople, in what is now Turkey. It was part of the Byzantine–Bulgarian Wars, which ran from AD 680 to 1355. The recorded result: Latin victory.

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Topographical map of Constantinople during the Byzantine period.
Topographical map of Constantinople during the Byzantine period.. Cplakidas, CC BY-SA 3.0, via Wikimedia Commons.
Fought1235
WhereConstantinople, Turkey41.008N, 28.975E
OutcomeLatin victory
BelligerentsEmpire of Nicaea; Bulgarian EmpireagainstLatin Empire; Republic of Venice; Kingdom of Morea; Republic of Genoa; Republic of Pisa
Part ofByzantine–Bulgarian WarsAD 680 to 1355

Where it sits in the Byzantine–Bulgarian Wars

Battle of Ongal, AD 680Battle of Anchialus, AD 708Battle of Marcellae, AD 756Bulgarian campaigns of Constantine V, AD 756Battle of the Rishki Pass, AD 759Battle of Anchialus, AD 763Battle of Berzitia, AD 774Battle of Marcellae, AD 792Siege of Serdica (809), AD 809Battle of Pliska, AD 811Siege of Adrianople (813), AD 813Battle of Versinikia, AD 813Battle of Mesembria, AD 814Battle of Adrianople, AD 914Fall of Great Preslav, AD 971Battle of Spercheios, AD 997Battle of Thessalonica, 1004Battle of Kreta, 1009Battle of Thessalonica, 1014Battle of Strumica, 1014Battle of Bitola, 1015Battle of Setina, 1017Battle of Dyrrhachium, 1018Battle of Thessalonica, 1040Battle of Thessalonica, 1040Siege of Lovech, 1187Battle of Arcadiopolis, 1194Battle of Serres, 1196Siege of Varna (1201), 1201Battle of Adrianople, 1205Battle of Klokotnitsa, 1230Siege of Constantinople, 1235Battle of Adrianople, 1254Battle of Rhoupelion, 1255Battle of Bizye, 1256Battle of Devina, 1279Battle of Skafida, 1304Battle of Adrianople, 1331Battle of Rusokastro, 1332Battle of Adrianople, 1341AD 6801341Siege of Constantinople, 1235
40 placed engagements of the Byzantine–Bulgarian Wars in time order; taller ticks are more widely documented. Each tick is a link.

Record

Date1235 (year precision)
PlaceConstantinople, Turkey
41.008N, 28.975E
KindSiege, medieval
Siege of ConstantinopleSiege of ConstantinopleBattle of ConstantinopleSiege of ConstantinopleSiege of ConstantinopleSiege of ConstantinopleSiege of ConstantinopleBattle of ConstantinopleBursaAdapazarıİzmitTekirdağLüleburgazKırklareliBilecik100 km41.008N, 28.975E
The recorded site, with the nearest other engagements in the atlas. Present-day coastlines, rivers and borders; towns from Natural Earth.

Nearest engagements

Contested ground: this site was fought over 43 times between 510 BC and 1453.

In the same war

Elsewhere in 1235

Siege of Constantinople is one of 629 engagements of the 13th century in the atlas and one of 687 in present-day Turkey.

Sources

Identity, coordinates, dates and the war from Wikidata Q2742323, released under CC0. Result, belligerents, commanders, strength and casualties from the infobox of the English Wikipedia article Siege of Constantinople (1235–1236), revision 1372939818, 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.