Atlas of Battles

battle, medieval

Battle of Constantinople

Battle of Constantinople was a battle fought in 1147 at Constantinople, in what is now Turkey. Its exact site is not recorded; the atlas places it at Constantinople. It was part of Second Crusade, which ran from 1147 to 1149. The recorded result: Byzantine victory.

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Fought1147
WhereConstantinople, Turkey41.012N, 28.976E, placed at the location, approximate
OutcomeByzantine victory
BelligerentsByzantine EmpireagainstGerman crusaders (Holy Roman Empire)
Casualties and lossesUnknownandUnknown (possibly heavy according to Michael Angold)
Part ofSecond Crusade1147 to 1149

Where it sits in Second Crusade

Battle of Bosra, 1147Siege of Mahón, 1147Battle of Constantinople, 1147Battle of Dorylaeum, 1147Battle of Laodicea, 1147Battle of the Meander, 1147Battle of Ephesus, 1147Battle of Mount Cadmus, 1148Siege of Tortosa, 1148Siege of Damascus, 114811471148Battle of Constantinople, 1147
10 placed engagements of Second Crusade in time order; taller ticks are more widely documented. Each tick is a link.

Record

Date1147 (year precision)
PlaceConstantinople, Turkey
41.012N, 28.976E
KindBattle, medieval
StrengthUnknown – described as smaller than the German force by Byzantine historian John KinnamosUnknown – Only part was involved, the entire German army had 20,000 combatants
Casualties and lossesUnknownUnknown (possibly heavy according to Michael Angold)
Commanders
  • Manuel I Komnenos
  • Conrad III of Germany
Battle of ConstantinopleBattle of ConstantinopleSiege of ConstantinopleSiege of ConstantinopleSiege of ConstantinopleSiege of ConstantinopleSiege of ConstantinopleBursaAdapazarıTekirdağLüleburgazKırklareliBilecik100 km41.012N, 28.976E
Placed at Constantinople; the exact site is not recorded. with the nearest other engagements in the atlas. Present-day coastlines, rivers and borders; towns from Natural Earth.

Nearest engagements

In the same war

Elsewhere in 1147

Battle of Constantinople is one of 438 engagements of the 12th century in the atlas and one of 622 in present-day Turkey.

Sources

Identity, coordinates, dates and the war from Wikidata Q17986643, released under CC0. Result, belligerents, commanders, strength and casualties from the infobox of the English Wikipedia article Battle of Constantinople (1147), revision 1383030157, 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.