Category
page 1938 establishments
Jeong-an kingdom
Chŏngan () or '''Ding'an' () was a state in Manchuria that existed from 938 to 986. It was the successor state of Parhae (Bohai) founded by Yŏl Manhwa (Lie Wanhua'').
Liao Nanjing
southern capital of the Liao dynasty