- Founded by Asparuh and Bulgars
- Based in southeast Europe around Danube River
- Recognized by Byzantine Empire after defeating Slavic tribes
- Fought Pechenegs, Cumans and Magyars
- Byzantine-Bulgarian wars (680 - 1355 AD)
- Failed siege of Constantinople (923 - 924 AD)
- Adopted Christianity (864 AD)
- Invaded by Kievan Rus (967 - 969 AD)
- Annexed by Byzantine Empire (1018 AD)
Sources
Wikipedia: First Bulgarian Empire, Byzantine-Bulgarian wars