Battle of Mesembria was a battle fought in AD 814 at Nesebar, in what is now Bulgaria. Its exact site is not recorded; the atlas places it at Nesebar. It was part of the Byzantine–Bulgarian Wars, which ran from AD 680 to 1355. The recorded result: Byzantine victory. Recorded strength: Unknown against Unknown.
40 placed engagements of the Byzantine–Bulgarian Wars in time order; taller ticks are more widely documented. Each tick is a link.
Record
Date
AD 814 (year precision)
Place
Nesebar, Bulgaria 42.660N, 27.725E
Kind
Battle, medieval
Strength
Unknown
Unknown
Casualties and losses
Very heavy
Light
Commanders
Leo V the Armenian
Placed at Nesebar; the exact site is not recorded. with the nearest other engagements in the atlas. Present-day coastlines, rivers and borders; towns from Natural Earth.
Battle of Mesembria is one of 193 engagements of the 9th century in the atlas and one of 126 in present-day Bulgaria.
Sources
Identity, coordinates, dates and the war from Wikidata Q9173252, released under CC0. Result, belligerents, commanders, strength and casualties from the infobox of the English Wikipedia article Battle of Mesembria, revision 1370449639, 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.