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
The Legend of Kublai Khan She also feels uneasy because the young Kublai is highly favoured by his grandfather. Ögedei eventually succeeds his father as the Great Khan of the Mongol Empire. After Tolui is poisoned to death by Töregene, his sons, under the leadership of their eldest brother Möngke, want to avenge their father. Töregene plans to accuse Möngke and his brothers of plotting a rebellion if they seek to avenge their father, and hopes to use the opportunity to eliminate Tolui's family. At this critical moment, Kublai and his mother, Sorghaghtani, manage to calm down his brothers and get them to stay low