A Bulgar tribal state on the western Pontic-Caspian steppe founded by Khan Kubrat in 632, distinct from and predating the First Bulgarian Empire (681+); disintegrated under Khazar pressure in 668, after which Kubrat's sons scattered to found the First Bulgarian Empire, Volga Bulgaria, and settlements in Pannonia/Macedonia and Italy.
Disintegrated under Khazar military pressure in 668 following the death of Khan Kubrat; the Bulgar tribes dispersed under his sons, one of whom (Asparukh) founded the First Bulgarian Empire in the Balkans.
Covers Old Great Bulgaria and its dissolution into the First Bulgarian Empire and Volga Bulgaria.