Mongol Empire a son of a Mongol chieftain. As a young man he rose very rapidly by working with Toghrul Khan of the Kerait. The most powerful Mongol leader at the time was Kurtait; he was given the Chinese title "Wang", which means Prince. Temujin went to war with Wang Khan. After Temujin defeated Wang Khan he gave himself the name Genghis Khan. He then enlarged his Mongol state under himself and his kin. The term Mongol came to be used to refer to all Mongolic speaking tribes under the control of Genghis Khan. His most powerful allies were his father's friend,
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