Avar

Avar, one of a people who, though likely originating in Mongolia, built an empire in the area between the Adriatic and the Baltic seas and between the Elbe and Dnieper rivers (6th–8th century). Inhabiting an area in the Caucasus region in 558, they intervened in Germanic tribal wars, allied with the Lombards to overthrow the Gepidae (allies of Byzantium), and between 550 and 575 established themselves in the Hungarian plain between the Danube and Tisza...