Includes the former frontier regions of Imperial China, including the Mongolian Plateau, Manchuria, the Tibetan Plateau, and Western China.

Inner Asia history series

Chinese empires

Han	against Xiongnu Protectorate of the Western Regions Chief Official
Tang	against W.Turks / E.Turks against Tibet Mongolian Plateau Beiting Tarim Basin
Liao	Western Liao Northern Liao Eastern Liao Later Liao
Yuan	against Northwest khanates Manchuria Mongolia Tibet Northern Yuan
Ming	against Mongols against Turpan Manchuria Tibet
Qing	against Dzungar genocide Lifan Yuan Manchuria Mongolia Tibet Xinjiang