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
Mongol invasion of Java Mongol invasion of Java The Mongol invasion of Java was a military effort made by Kublai Khan, founder of the Yuan dynasty (one of the fragments of the Mongol Empire), to invade Java, an island in modern Indonesia. In 1293, he sent a large invasion fleet to Java with 20,000 to 30,000 soldiers. This was a punitive expedition against King Kertanegara of Singhasari, who had refused to pay tribute to the Yuan and maimed one of its ministers. However, it ended with failure for the Mongols. Kublai Khan, founder of the Yuan dynasty, the principal khanate of the Mongol Empire,