Youbeiping Commandery ( zh, 右北平郡), or Beiping Commandery ( zh, 北平郡) was a

commandery In the Middle Ages, a commandery (rarely commandry) was the smallest administrative division of the European landed properties of a military order. It was also the name of the house where the knights of the commandery lived.Anthony Luttrell and G ...

in imperial China from the

Warring States period The Warring States period in history of China, Chinese history (221 BC) comprises the final two and a half centuries of the Zhou dynasty (256 BC), which were characterized by frequent warfare, bureaucratic and military reforms, and ...

Tang dynasty The Tang dynasty (, ; zh, c=唐朝), or the Tang Empire, was an Dynasties of China, imperial dynasty of China that ruled from 618 to 907, with an Wu Zhou, interregnum between 690 and 705. It was preceded by the Sui dynasty and followed ...

. It was located in present-day

Hebei Hebei is a Provinces of China, province in North China. It is China's List of Chinese administrative divisions by population, sixth-most populous province, with a population of over 75 million people. Shijiazhuang is the capital city. It bor ...

and

Tianjin Tianjin is a direct-administered municipality in North China, northern China on the shore of the Bohai Sea. It is one of the National Central City, nine national central cities, with a total population of 13,866,009 inhabitants at the time of the ...

. Youbeiping Commandery was established by the state of Yan for the defense against the

Xiongnu The Xiongnu (, ) were a tribal confederation of Nomad, nomadic peoples who, according to ancient Chinese historiography, Chinese sources, inhabited the eastern Eurasian Steppe from the 3rd century BC to the late 1st century AD. Modu Chanyu, t ...

. In

Western Han dynasty The Han dynasty was an imperial dynasty of China (202 BC9 AD, 25–220 AD) established by Liu Bang and ruled by the House of Liu. The dynasty was preceded by the short-lived Qin dynasty (221–206 BC) and a warring in ...

, it administered 16 counties: Pinggang (平剛), Wuzhong (無終), Shicheng (石成), Tingling (廷陵), Junmi (俊靡), Ci (薋), Xuwu (徐無), Zi (字), Tuyin (土垠), Bailang (白狼), Xiyang (夕陽), Changcheng (昌城), Licheng (驪成), Guangcheng (廣成), Juyang (聚陽) and Pingming (平明). The population in 2 AD was 320,780, in 66,689 households. In Eastern Han, only 4 counties remained, namely Tuyin, Xuwu, Junmi and Wuzhong, while most of the others were abolished. In 140 AD, the population was 53,475, and the households numbered 9,170.''

Book of Later Han The ''Book of the Later Han'', also known as the ''History of the Later Han'' and by its Chinese name ''Hou Hanshu'' (), is one of the Twenty-Four Histories and covers the history of the Han dynasty from 6 to 189 CE, a period known as the Late ...

'', Chapter 113. In

Jin dynasty Jin may refer to: States Jìn 晉 * Jin (Chinese state) (晉國), major state of the Zhou dynasty, existing from the 11th century BC to 376 BC * Jin dynasty (266–420) (晉朝), also known as Liang Jin and Sima Jin * Jin (Later Tang precursor) ...

, the name was changed to Beiping. The population in 280 AD was 5,000 households. In 446 AD during

Northern Wei Wei (), known in historiography as the Northern Wei ( zh, c=北魏, p=Běi Wèi), Tuoba Wei ( zh, c=拓跋魏, p=Tuòbá Wèi), Yuan Wei ( zh, c=元魏, p=Yuán Wèi) and Later Wei ( zh, t=後魏, p=Hòu Wèi), was an Dynasties of China, impe ...

, the commandery was merged into

Yuyang Commandery Yuyang Commandery ( zh, 漁陽郡) was a commandery in imperial China from Qin dynasty to Tang dynasty. It was located in present-day Hebei province as well as Beijing and Tianjin municipalities. The commandery was established by the state of Yan ...

. In Sui and Tang dynasties, Beiping Commandery became an alternative name of Ping Prefecture (平州). It administered 3 counties, including Lulong (盧龍), Shicheng (石城) and Macheng (馬城). In 742, the population was 25,086, in 3,113 households.''

New Book of Tang The ''New Book of Tang'', generally translated as the "New History of the Tang" or "New Tang History", is a work of official history covering the Tang dynasty in ten volumes and 225 chapters. The work was compiled by a team of scholars of the So ...

'', Chapter 39.

References

{{Han dynasty provinces Commanderies of the Qin dynasty Commanderies of the Han dynasty Commanderies of the Jin dynasty (266–420) Commanderies of the Sui dynasty