Mongol Empire his generals and other associates, and some Mongols who had previously been allies broke their allegiance. War ensued, and Temujin and the forces still loyal to him prevailed, defeating the remaining rival tribes between 1203 and 1205 and bringing them under his sway. In 1206, Temujin was crowned as the khagan of the "Yekhe Mongol Ulus" (Great Mongol State) at a kurultai (general assembly/council). It was there that he assumed the title of Genghis Khan (universal leader) instead of one of the old tribal titles such as Gur Khan or Tayang Khan, marking the start of the Mongol Empire. Genghis
Kaidu–Kublai war Kaidu–Kublai war The Kaidu–Kublai war was a war between Kaidu, the leader of the House of Ögedei and the "de facto" khan of the Chagatai Khanate in Central Asia, and Kublai Khan, the founder of the Yuan dynasty in China and his successor Temür Khan that lasted a few decades from 1268 to 1301. It followed the Toluid Civil War (1260–1264) and resulted in the permanent division of the Mongol Empire. By the time of Kublai's death in 1294, the Mongol Empire had fractured into four separate khanates or empires: the Golden Horde khanate in the northwest, the Chagatai Khanate