Yunzhou or Yun Prefecture () was a '' zhou'' (prefecture) in

imperial China The earliest known written records of the history of China date from as early as 1250 BC, from the Shang dynasty (c. 1600–1046 BC), during the reign of king Wu Ding. Ancient historical texts such as the '' Book of Documents'' (early chapte ...

seated in modern

Datong Datong is a prefecture-level city in northern Shanxi Province in the People's Republic of China. It is located in the Datong Basin at an elevation of and borders Inner Mongolia to the north and west and Hebei to the east. As of the 2020 cens ...

Shanxi Shanxi (; ; formerly romanised as Shansi) is a landlocked province of the People's Republic of China and is part of the North China region. The capital and largest city of the province is Taiyuan, while its next most populated prefecture-lev ...

China China, officially the People's Republic of China (PRC), is a country in East Asia. It is the world's most populous country, with a population exceeding 1.4 billion, slightly ahead of India. China spans the equivalent of five time zones and ...

. It existed (intermittently) from 640 to 1044. It was one of the

Sixteen Prefectures The Sixteen Prefectures () comprise a historical region in northern China along the Great Wall in present-day Beijing, Tianjin, and northern Hebei and Shanxi. Name It is more specifically called the Sixteen Prefectures of Yan and Yun or the Six ...

References

* Former prefectures in Shanxi Sixteen Prefectures Prefectures of the Tang dynasty Prefectures of Later Tang Prefectures of the Liao dynasty 640 establishments 640s disestablishments 7th-century establishments in China 1040s disestablishments in Asia 11th-century disestablishments in China {{PRChina-geo-stub