Society of the Mongol Empire influences. Genghis Khan authorized the use of paper money shortly before his death in 1227. It was backed by precious metals and silk. The Mongols used Chinese silver ingot as a unified money of public account, while circulating paper money in China and coins in the western areas of the empire such as Golden Horde and Chagatai Khanate. Under Ögedei Khan the Mongol government issued paper currency backed by silk reserves and founded a Department which was responsible for destroying old notes. In 1253, Möngke established a Department of Monetary affairs to control the issuance of paper money in order
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