Nayan (Mongol Prince) Nayan (Mongol Prince) Nayan was a prince of the Borjigin royal family of the Mongol Empire. He raised a noteworthy and serious rebellion against the Mongolian Khagan, Kublai Khan. He was a Nestorian Christian. Much of what is known of Nayan was recorded by the Venetian traveller Marco Polo. Nayan was a member of a collateral branch of the Mongol royal dynasty, being a descendant of one of the brothers of Genghis Khan. He was either a great-great grandson of Temüge, Genghis Khan's youngest full brother, or of Belgutai his half-brother. More than one prince named Nayan existed and their
Mongol Empire the elimination of Batu's own dominance there. In the southern part of the empire, Möngke Khan himself led his army to complete the conquest of China. Military operations were generally successful, but prolonged, so the forces did not withdraw to the north as was customary when the weather turned hot. Disease ravaged the Mongol forces with bloody epidemics, and Möngke died there on 11 August 1259. This event began a new chapter in the history of the Mongols, as again a decision needed to be made on a new great khan. Mongol armies across the empire withdrew from their campaigns