 The oldest settlement dates back to the 1st millennium B.C.Here were the Scythians, Sarmatians, Goths, Huns, Alans, Avars, Polovtsians, Pechenegs, Tatars, and Slavs.Igor Svyatoslavich, Novgorod-Seversky prince, waged wars with the Polovtsy, founded in 1180 - 1185 years on Donets at the mouth of the river Mzha the Zmiiv Settlement.