The post-Liao Dynasty (1216-1219) was founded by aristocrats in the eastern Liao Dynasty who did not want to join the Mongolian empire. 12 16 years, Yelu, the younger brother of Yelu Liu Ge, the king of the Eastern Liao Dynasty, did not kill 300 Mongolian messengers, and became the emperor in Chengzhou (now Haicheng City, Anshan City, Liaoning Province), with the title of Liao and the title of Tianwei. Not long after, Yeleshi was not killed by his subordinates, and the prime minister Yeleshi begged slaves to supervise the country. Xu Jin sent troops to attack, Lu Ye begged the slaves to be defeated, crossed the Yalu River eastward, and was killed by Jinshan in Lu Ye. Yelv Jinshan claimed to be the king of the Great Liao Dynasty in Korea and was named Tiande (masterpiece). Wang Qing of korean king defeated Jinshan of Lu Ye in Yanzhou. Yelv Jinshan moved to Xijing Pyongyang, North Korea, and crossed the Datong River. 12 17, killed by his men. Tong Gu and He were killed by the first shot. During the post-Liao civil strife, the Mongolian army and Yeluge marched around calling for help and got the support of the North Korean army. 1265438+In the spring of 2009, he gave up his troops and committed suicide, greatly defeating Liao. The post-Liao Dynasty was the last regime of the Yelushi family in Qidan, which proclaimed itself emperor and fought for the rejuvenation of the Liao country (East Liao has become a vassal state of the Mongolian Empire).