Strategist behind Grand Prince Suyang's 1453 coup
Rewarded as a merit subject for the Gyeyu Coup and Sejo's accession, he helped foil the Six Martyred Ministers' plot to restore Danjong. He served as Chief State Councillor under Sejo, Yejong and Seongjong and stood at the centre of the meritorious elite (hungu). Two of his daughters became queens of Yejong and Seongjong. After his death his corpse was dismembered in the Gapja Literati Purge.
Grand Prince Suyang killed Kim Jong-seo and Hwangbo In and took control; two years later he took the throne from his nephew Danjong.
Dramatized works (films, dramas, novels) may differ from the historical record.
Seized power in the 1453 coup and took the throne from his nephew Danjong
General and chief minister who built the Six Garrisons on the Tumen; killed by Grand Prince Suyang in 1453
Jiphyeonjeon scholar who helped create Hunminjeongeum, wrote the Haedong jegukgi after a mission to Japan, and became Chief State Councillor under Sejo