The empire that Ayurbarwada Buyantu Khan was the eighth Great Khan originated where?
Mongol Empire The Mongol Empire (Mongolian: "Mongolyn Ezent Güren"    ; Mongolian Cyrillic: Монголын эзэнт гүрэн; ] ; also Орда ("Horde") in Russian chronicles) existed during the 13th and 14th centuries and was the largest contiguous land empire in history. Originating in the steppes of Central Asia, the Mongol Empire eventually stretched from Eastern Europe to the Sea of Japan, extending northwards into Siberia, eastwards and southwards into the Indian subcontinent, Indochina, and the Iranian plateau, and westwards as far as the Levant.
Tannu Uriankhai Tannu Uriankhai (Tuvan: Таңды Урянхай, "Tangdy Uryankhai" , ] ; Mongolian: Тагна Урианхай, "Tagna Urianhai" ; Russian: Урянхайский край, "Urjanchajskij kraj" , ] ; ) is a historic region of the Mongol Empire and, later, the Qing dynasty. The realms of Tannu Uriankhai largely correspond to the Tuva Republic of the Russian Federation, neighboring areas in Russia, and a part of the modern state of Mongolia.