T'aesangwang
Title for a retired king or emperor of Korea
From Wikipedia, the free encyclopedia
T'aesangwang (Korean: 태상왕; Hanja: 太上王; lit. 'Great King Emeritus') and the related title T'aesanghwang (태상황; 太上皇; lit. 'Great Emperor Emeritus') are titles used at various points in Korean history for retired king or emperors. The terms Sangwang[1] (상왕; 上王; lit. 'King Emeritus') and Sanghwang (상황; 上皇; lit. 'Emperor Emeritus') have also been used similarly.
History
Taejo of Goguryeo called himself "Taejo the Great" (太祖大王; 태조대왕; T'aejo taewang), who is the first retired king on the Samguk Sagi to retired and abdicated in favour of his son Suseong as a successor.
The last retired emperor as the T'aesanghwang was Emperor Gojong in Korean Empire.