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
Division of the Mongol Empire state of the Mongol army and engaged in an unusual passive truce with each other. In 1260, the Mamluks advanced from Egypt, being allowed to camp and resupply near the Christian stronghold of Acre, and engaged Kitbuqa's forces just north of Galilee, at the Battle of Ain Jalut. The Mongols were defeated, and Kitbuqa was executed. This pivotal battle marked the western limit for Mongol expansion, as the Mongols were never again able to make any serious military advances farther than Syria. In a separate part of the empire, another brother of Hulagu and Möngke, Kublai Khan, heard of the