 The fourth folk moved to Ravenna while the fifth one, led by Kuber moved into the Avar Khaganate.According to the "Miracles of Saint Demetrius" the Avar-Slavic alliance from northern Carpathia forced the Bulgars south out of western Onoguria (Sirmium) at about the same time that the Battle of Ongal took place south of the eastern Carpathians.The new ethnic element marked by hair clips for pigtails; curved, single-edged sabres; broad, symmetrical bows marks the middle Avar-Bulgar period (670–720).