. The frequently used Russian variant is Volgo-Uralye . The term Idel-Ural is often used to designate 6 republics of Russia of this region: Bashkortostan, Chuvashia, Mari El, Mordovia, Tatarstan, Udmurtia, especially in Tatar-language literature. Before their capture by the Muscovite Russia in the 16th century the region belonged to Khazars, Volga Bulgaria, the Golden Horde and the Khanate of Kazan. Idel-Ural is included to Povolzhye region, also known Volga area in English.… (More on Idel-ural)