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
Mongol invasions of Japan acknowledging its importance, the Imperial Court led great prayer services to calm local residents, and much government business was put off to deal with this crisis. The Khan was willing to go to war as early as 1268 after having been rebuffed twice, but found that his empire did not have the resources to provide him with a sufficient navy at that time. With Mongol entry into the Korean court by marriage of the Korean crown prince to Kublai Khan's daughter, a mass construction of ships began on Korea's south-eastern shores, while the Mongols continued to demand Japan's surrender. Kublai