
Kwanbuk is a region in North Hamgyong and South Hamgyong Provinces of North Korea. The region may once have been occupied by the Okjeo people. It was later controlled by Goguryeo and then Balhae, and subsequently contested by Goryeo and the Jin Dynasty. Kwanbuk was also used to denote the northern area of Hamgyong, mainly North Hamgyong, with Kwan...
Found on
http://en.wikipedia.org/wiki/Kwanbuk

(from the article `Korea, North`) ...also had characteristics of a cultural region in terms of dialect, customs, and way of life. North Korea may also be divided into the two larger ...
Found on
http://www.britannica.com/eb/a-z/k/60
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