 The territory of the Jin dynasty was to be divided between the Mongols and the Song dynasty.However, due to lingering territorial disputes, the Song dynasty and the Mongols eventually went to war with one another over these territories.In "Empire of The Steppes", René Grousset reports that the Mongols were always amazed at the valour of the Jurchen warriors, who held out until seven years after the death of Genghis Khan.