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Sim On

Type Figure Region Korean Peninsula Time 1372–1418 Also known as Sim On (Jeongseon)

A political figure of the early Joseon dynasty, Sim On was the father of Queen Wongyeong, the principal wife of Taejong (father of Sejong), and once …

Timeline

  1. 1418Hanseong (Hanyang) · Gyeonggi ProvinceHe served as regent at the time of Taejong's death and Sejong's accession, attempting to preserve the ruling order of the crown prince's line, but was executed after losing the power struggle against the Bang-won faction, marking an intense phase of contest between royal authority and meritorious subject groups in early Joseon.
  2. 1421–1430Joseon dynasty · Korean PeninsulaThough executed in 1418, Sim On's kinship as father of Queen Wongyeong and maternal grandfather of Sejong, together with the historical lesson of his failed regency, continued in the 1420s to influence Sejong and veteran officials such as Hwang Hi in consolidating royal authority and balancing the meritorious faction.

Sources