Thessalonica (theme)

Theme of Thessalonica
Θεσσαλονίκη, θέμα Θεσσαλονίκης
Theme of the Byzantine Empire
800s–1204
1242–1392
1403–1423

Map of Byzantine Greece ca. 900 AD, with the themes and major settlements
CapitalThessalonica
Historical eraMiddle Ages
 Established
809
1204
 Recovery by Nicaean Empire
1242
 Captured by Ottomans
1392
Today part ofGreece

The Theme of Thessalonica (Greek: Θέμα Θεσσαλονίκης) was a military-civilian province (thema or theme) of the Byzantine Empire located in the southern Balkans, comprising varying parts of Central and Western Macedonia and centred on Thessalonica, the Empire's second-most important city.