Yùzhou or Yù Prefecture (蔚州), also translated as Weizhou or Wei Prefecture, was a zhou (prefecture) in imperial China, centering on modern Yu County, Hebei, China. It was one of the Sixteen Prefectures ceded by Later Jin to the Khitan-ruled Liao dynasty.
Yuzhou, a town in modern Yu County, retains its name.
Geography
The administrative region of Yuzhou in the Tang dynasty is the border area of western Hebei and northern Shanxi:
References
Yù Prefecture Wikipedia(Text) CC BY-SA