Liao Dynasty

State · 911–1125 CE · at its largest around 936 CE

The Khitan empire founded by Yelü Abaoji, ruling Manchuria, Mongolia and the northern rim of China. The Jurchen Jin dynasty overthrew it in 1125.

On its lands while it lasted

Balhae (698–926 CE): Kingdom founded by the former Goguryeo general Dae Jo-yeong in Manchuria and northern Korea.
Beijing (c. 911 CE): Capital of Yan Kingdom (911–914), Ming Dynasty (1375–1644), Empire of China (1916–1916), and 2 more.
Liao dynasty (916–1125 CE): Empire founded by the Khitan leader Abaoji, ruling Mongolia, Manchuria and part of northern China.
Shangjing Linhuangfu (c. 916 CE): Capital of Liao Dynasty (916–1125).
Liao Nanjing (c. 916–1153 CE): Capital of Liao Dynasty (916–1125).
Lindong Town (c. 918 CE): Capital of Liao Dynasty (918–938).
Yinchuan (c. 1038 CE): Capital of Western Xia (1038–1226).
Jin dynasty (Jurchen) (1115–1234 CE): The Jurchen leader Aguda founded the Jin, which destroyed the Liao and conquered northern China from the Song.
Huining (1124–1173 CE): Capital of Great Jin (1126–1153).