Serdica: All Data
1. Lists and Timelines
Sofia: Chronology of Mentions
Note: For polities of antiquity, the listed capital or subdivision capital may also represent one or several of the most important cities of the region.
615 AD
Mentioned in Event: Avar Incursions
809 AD
Mentioned in: Siege of Serdica, part of Khan Krum's wars
987 AD
Mentioned in Event: Byzantine conquest of Bulgaria
987 AD
Mentioned in: Siege of Sofia, part of Byzantine conquest of Bulgaria
1443 AD
Mentioned in Event: Christian Invasion (Varna Crusade)
1609 AD
Subdivision Capital of the Eyalet of Rumelia, part of Ottoman Empire
1878 AD
Mentioned in Event: Danubian Theatre
1878 AD
Mentioned in Event: Treaty of San Stefano
1878 AD
Capital of Principality of Bulgaria
1908 AD
Capital of Kingdom of Bulgaria
1944 AD
Mentioned in Event: Battle of Romania
1944 AD
Mentioned in Event: Soviet invasion of Bulgaria
1944 AD
Capital of Bulgaria (USSR Protectorate)
1946 AD
Capital of People's Republic of Bulgaria
1991 AD
Capital of Republic of Bulgaria
2025 AD
Subdivision Capital of the Province of Sofia City, part of Republic of Bulgaria