Chahar Province is named after the Chahar, a tribal group of the Mongols who live in that area. The area was controlled (in part or fully) by various empires that ruled over China's north including the Han, Tang, Liao, and Jin dynasties. After the unification of the Mongol tribes under Genghis Khan, the area came under Yuan rule.After the Yuan dynasty (1271–1368), the area was a …