Gongsun Yuan () (died September 238Cao Rui's biography in ''Sanguozhi'' indicated that Sima Yi laid siege to Xiangping on the ''bingyin'' day of the 8th month of the 2nd year of the ''Jing'chu'' era. However, there is no ''bingyin'' day in that month; the next ''bingyin'' day is in the 9th month of that year and corresponds to 3 Sep 238 in the Julian calendar. Volume 74 of ''Zizhi Tongjian'' placed the fall of Xiangping on the ''renwu'' day of the 8th month of that year. However, there is also no ''renwu'' day in that month; the next ''renwu'' day is also in the 9th month and corresponds to 19 Sep 238 in the Julian calendar.),
courtesy name
A courtesy name (), also known as a style name, is a name bestowed upon one at adulthood in addition to one's given name. This practice is a tradition in the East Asian cultural sphere, including China, Japan, Korea, and Vietnam.Ulrich Theobald ...
Wenyi, was a Chinese military general, politician, and warlord who lived in the state of
Three Kingdoms
The Three Kingdoms () from 220 to 280 AD was the tripartite division of China among the dynastic states of Cao Wei, Shu Han, and Eastern Wu. The Three Kingdoms period was preceded by the Han dynasty#Eastern Han, Eastern Han dynasty and wa ...
period of China. He rebelled against Wei in 237 and declared himself "King of
Yan
Yan may refer to:
Chinese states
* Yan (state) (11th century – 222 BC), a major state in northern China during the Zhou dynasty
* Yan (Han dynasty kingdom), first appearing in 206 BC
* Yan (Three Kingdoms kingdom), officially claimed indepe ...
" (). In 238, the Cao Wei general
Sima Yi
Sima Yi ( ; 179 CE – 7 September 251 CE), courtesy name Zhongda, was a Chinese military general, politician, and regent of the state of Cao Wei during the Three Kingdoms period of China.
He formally began his political career in 208 un ...
led forces to
Liaodong
The Liaodong Peninsula (also Liaotung Peninsula, ) is a peninsula in southern Liaoning province in Northeast China, and makes up the southwestern coastal half of the Liaodong region. It is located between the mouths of the Daliao River (the ...
Gongsun Kang
Gongsun Kang () ( 200s to 210s) was a Chinese military general, politician, and warlord who lived during the late Eastern Han dynasty. He became a vassal of the state of Cao Wei in the early Three Kingdoms periodMore specifically, as mentioned b ...
, a warlord who controlled
Liaodong
The Liaodong Peninsula (also Liaotung Peninsula, ) is a peninsula in southern Liaoning province in Northeast China, and makes up the southwestern coastal half of the Liaodong region. It is located between the mouths of the Daliao River (the ...
, Xuantu, Lelang and Daifang commanderies in the late
Eastern Han dynasty
The Han dynasty (, ; ) was an imperial dynasty of China (202 BC – 9 AD, 25–220 AD), established by Liu Bang (Emperor Gao) and ruled by the House of Liu. The dynasty was preceded by the short-lived Qin dynasty (221–207 BC) and a warr ...
Three Kingdoms
The Three Kingdoms () from 220 to 280 AD was the tripartite division of China among the dynastic states of Cao Wei, Shu Han, and Eastern Wu. The Three Kingdoms period was preceded by the Han dynasty#Eastern Han, Eastern Han dynasty and wa ...
period. When Gongsun Kang died, his sons Gongsun Huang and Gongsun Yuan were still too young at the time to succeed him, so his younger brother
Gongsun Gong
Gongsun Gong () ( 200s–230s) was a Chinese military general, politician, and warlord who lived during the late Eastern Han dynasty and early Three Kingdoms. He was a son of Gongsun Du and a younger brother of Gongsun Kang, who both consecutiv ...
took over. In 228, a grown-up Gongsun Yuan seized power from his uncle Gongsun Gong and imprisoned him.
Although Gongsun Yuan was nominally a vassal of the Cao Wei state, he considered switching allegiance to Wei's rival state,
. Gongsun Yuan eventually yielded under pressure from the Wei emperor
Cao Rui
Cao Rui () (204 or 206 – 22 January 239), courtesy name Yuanzhong, was the second emperor of the state of Cao Wei during the Three Kingdoms period. His parentage is in dispute: his mother, Lady Zhen, was Yuan Xi's wife, but she later rem ...
. He killed the Wu delegates but some of them fled to
Goguryeo
Goguryeo (37 BC–668 AD) ( ) also called Goryeo (), was a Korean kingdom located in the northern and central parts of the Korean Peninsula and the southern and central parts of Northeast China. At its peak of power, Goguryeo controlled most ...
. The Wu emperor
Sun Quan
Sun Quan (, Chinese: 孫權) (183 – 21 May 252), courtesy name Zhongmou (), posthumously known as Emperor Da of Wu, was the founder of the Eastern Wu dynasty, one of the Three Kingdoms of China. He inherited control of the warlord regime es ...
attempted to form an alliance with Goguryeo to launch a pincer attack on Gongsun Yuan, but Goguryeo eventually sided with Wei against Gongsun Yuan.
In 237, the Wei emperor
Cao Rui
Cao Rui () (204 or 206 – 22 January 239), courtesy name Yuanzhong, was the second emperor of the state of Cao Wei during the Three Kingdoms period. His parentage is in dispute: his mother, Lady Zhen, was Yuan Xi's wife, but she later rem ...
felt insecure about Gongsun Yuan's influence in the northeast, so he sent the general
Guanqiu Jian
Guanqiu Jian (died 16 March 255), courtesy name Zhonggong, was a Chinese military general and politician of the state of Cao Wei during the Three Kingdoms period of China.
Life
Guanqiu Jian was from Wenxi County (), Hedong Commandery, which i ...
Xianbei
The Xianbei (; ) were a Proto-Mongolic ancient nomadic people that once resided in the eastern Eurasian steppes in what is today Mongolia, Inner Mongolia, and Northeastern China. They originated from the Donghu people who splintered into the ...
troops to attack Gongsun Yuan, but floods caused the campaign to be aborted. Gongsun Yuan declared himself "King of Yan" () and concluded an alliance with Eastern Wu. The following year, the Wei generals
Sima Yi
Sima Yi ( ; 179 CE – 7 September 251 CE), courtesy name Zhongda, was a Chinese military general, politician, and regent of the state of Cao Wei during the Three Kingdoms period of China.
He formally began his political career in 208 un ...
and Guanqiu Jian led a
campaign
Campaign or The Campaign may refer to:
Types of campaigns
* Campaign, in agriculture, the period during which sugar beets are harvested and processed
*Advertising campaign, a series of advertisement messages that share a single idea and theme
* Bl ...
against Gongsun Yuan. Gongsun Yuan was defeated and killed while his clan was exterminated. As a consequence, Liaodong and present-day northwest Korea became Wei territories.
Records of the Three Kingdoms
The ''Records or History of the Three Kingdoms'', also known by its Chinese name as the Sanguo Zhi, is a Chinese historical text which covers the history of the late Eastern Han dynasty (c. 184–220 AD) and the Three Kingdoms period (220– ...
Book of Jin
The ''Book of Jin'' is an official Chinese historical text covering the history of the Jin dynasty from 266 to 420. It was compiled in 648 by a number of officials commissioned by the imperial court of the Tang dynasty, with chancellor Fang ...