Old Great Bulgaria or Great Bulgaria (Medieval Greek: Παλαιά Μεγάλη Βουλγαρία, Palaiá Megálē Voulgaría), also often known by the Latin names Magna Bulgaria[4] and Patria Onoguria ("Onogur land"),[5] was a 7th-century Nomadic empire formed by the Onogur Bulgars on the western Pontic–Caspian steppe (modern southern Ukraine and southwest Russia).[6] Great Bulgaria was originally centered between the Dniester and lower Volga.