Mongol conquest of the Song dynasty Mongol conquest of the Song dynasty The Mongol conquest of the Song dynasty under Kublai Khan (r. 1260–1294) was the final step for the Mongols to rule the whole of China under the Yuan dynasty. It is also considered the Mongol Empire's last great military achievement. Before the Mongol–Jin War escalated, an envoy from the Song dynasty arrived at the court of the Mongols, perhaps to negotiate a united offensive against the Jin dynasty, who the Song had previously fought during the Jin–Song Wars. Although Genghis Khan refused, on his death in 1227 he bequeathed a plan to attack the
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