Goryeo
고려(高麗)
918–1392
Flag of Goryeo
Royal flag
Royal seal
고려국왕지인
高麗國王之印
Seal of Goryeo King.svg
(1370–1392)
Map of Goryeo in 1389
Map of Goryeo in 1389
StatusIndependent state
(918–1270, 1356–1392)
Vassal state of the Yuan dynasty
(1270–1356)
CapitalMain :
Gaegyeong
Temporary :
Cheorwon
(918–919)
Ganghwa
(1232–1270)
Hanyang
(1382–1383, 1390–1391)
Common languagesMiddle Korean,
Classical Chinese(literary)
Ethnic groups
Korean
Religion
Buddhism,
Confucianism,
Taoism,
Shamanism
GovernmentMonarchy
(918–1392)
Military junta
(1170–1270)
King/Emperor 
• 918–943
Taejo (first)
• 1389–1392
Gongyang (last)
Military dictator 
• 1170–1174
Yi Ui-bang (first)
• 1270
Im Yu-mu (last)
History 
• Coronation of Taejo
25 July 918
• Unification of the Later Three Kingdoms
936
• Goryeo–Khitan War
993–1019
• Goryeo–Jurchen War
1104–1109
• Military dictatorship
1170–1270
• Mongol invasions
1231–1259
• "Son-in-law state" of the Yuan dynasty
1270–1356
• Abdication of Gongyang
12 July 1392
Population
• N/A
3,000,000–5,000,000
CurrencyGoryeo coinage
Preceded by
Succeeded by
Balhae
Later Baekje
Later Goguryeo
Later Silla
Joseon
Today part ofNorth Korea
South Korea