These non-Han peoples were ancestors of the Turks, Mongols, and Tibetans. Wolf warriors appear among the legends of the Indo-Europeans, Turks, Mongols, and Native American cultures. Berke is a name used by both Turkic peoples and Mongols. Ma Bufang eliminated slavery and lordship among the Mongols and Tibetans. The Manchu consolidated their rule over the East Mongols of Manchuria. The Soyoty [Tuvans] are a nomadic tribe oppressed by both Mongols and Russians. Other civilizations include the Americans, the Mongols, and Romans. Thus, Kublai Khan was simultaneously Khagan of the Mongols and Emperor of China. Qing emperors, on the contrary, sought to prevent this in regard to Mongols and Tibetans. There are several thousand Muslim Alasha Mongols. This persisted until 1240, when the Mongols invaded Russia. Jilin is inhabited by Han Chinese, Manchus, Hui, Mongols and Xibe. That system was founded originally on the expansion of the nomadic lifestyle of the Mongols. Their skulls were reputedly piled in pyramids by the Mongols. The Ming established the Three Guards composed of the Mongols there.