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Greece, Rome & ByzantiumEurope

Empire of Thessalonica

1224 – 1246 CE · about 22 years

The Empire of Thessalonica was a short-lived Byzantine successor state founded when Theodore Komnenos Doukas of Epirus took Thessalonica from the Latins and crowned himself emperor. The Bulgarians defeated him at Klokotnitsa in 1230. The Empire of Nicaea annexed it in 1246.

Key facts

Dates1224 – 1246 CE
RegionGreece, Rome & Byzantium
ContinentEurope
CapitalThessalonica
FounderTheodore Komnenos Doukas
Religion(s)Eastern Orthodoxy

Before & after

Preceded by

Latin Empire

Followed by

Empire of Nicaea

Sources

Dates follow widely used reference works; many ancient dates are approximate or debated. Neutral summary for general reference.