Yuan Shizu Kublai Khan (12 15 ~ 1294), grandson of Genghis Khan and son of Tuo Lei, was honored as Emperor Xue Chan in Mongolian, and reigned for 1260- 1294. He is an emperor with great achievements in the history of China. During his reign, he moved the capital to Yanjing (later called Dadu, that is, today's Beijing), defined the country as Yuan, vigorously adopted the "Chinese law" with the assistance of Han landlords, formulated laws and regulations, strengthened centralization, attached importance to agriculture and mulberry, and built water conservancy projects, so that the social economy in the early Yuan Dynasty could be restored and developed. At the same time, he fought everywhere, destroyed the Song Dynasty in the 16th year of Yuan Dynasty (1279), and then attacked Annan, Zhancheng, Java and other countries, which was unstoppable.
Kublai