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 Secret History of the Mongol Queens Esen's daughter gave birth to a son, Bayan-Möngke, one of the last direct descendants of Khan, Samur and the child's mother successfully managed keep the child in hiding. Both Samur and Esen died soon afterward, leaving a void in power. With the death of Samur, the strong Mongol queens did not perish from history. Instead, a new Mongol princess, Mandukhai, was born in 1448. She was later married to Manduul Khan, who restored the empire in Mongolia. In order to keep an eye on the Mongolian Hagan Manduul, Turkic warlord Beg Arslan from Hami Oasis had him married to his