Treatise on Armament Technology, Volume 239

Section on Divination and Observation

Measurements, Part 50

Foreign Tribes, Part 17 (End)

A Study of Korea

Koreaoriginal: "朝鮮" (Cháoxiǎn/Joseon). Historically, this name refers to the various kingdoms on the Korean peninsula, often associated with the concept of "Morning Calm." was the fiefdom granted to Jizioriginal: "箕子" (Jizi/Gija), a sage and relative of the last Shang Dynasty emperor. Legend says he fled to the Korean peninsula around 1122 BCE, bringing with him the arts of civilization, agriculture, and silk production..

At the beginning of the Han Dynasty, the land was occupied by Wei Manoriginal: "衛滿" (Wi Man), a general from the Chinese state of Yan who fled to Korea and established Wiman Joseon., a man from the state of Yan. The kingdom was passed down to his grandson, Youquoriginal: "右渠" (Ugeo), the last ruler of Wiman Joseon who resisted the Han expansion..

Emperor Wu of the Han Dynasty attacked and killed him, subsequently establishing the four commanderies of Zhenfan, Lintun, Lelang, and Xuantu These administrative districts represent the height of early Chinese influence over the northern Korean peninsula..

Towards the end of the Han Dynasty, the Gongsun family, the Jin Dynasty, and the Gao family successively occupied these lands. The Gao family were originally a distinct branch of the Buyeo people An ancient ethnic group in Manchuria and northern Korea.; they later changed the name of their state This refers to the founding and expansion of the Kingdom of Goguryeo....