Compilation of the Joseon Gyeongguk Daejeon and Its 1490s Impact

Timeline

1. 1485Gyeongbokgung Palace, Hanyang · KoreaKing Seongjong ordered Chief State Censor Jeong Chang-son and others to integrate the Gyeongguk Yukjeon and the newly compiled Eight Articles of Law into the Gyeongguk Daejeon, covering the six codes of personnel, revenue, rites, war, justice, and works along with supplementary articles, making it the fundamental legal code of the Joseon dynasty.
2. 1490–1494Six Ministries, Hanyang · KoreaDepartments under King Seongjong used the Gyeongguk Daejeon as the standard for administration and justice, handling household service, taxation, examinations, and criminal cases; provincial inspectors and local magistrates were also required to enforce its provisions, forming a unified legal order.
3. 1494–1499Eight Provinces of Joseon · KoreaAlthough personnel and policies changed after King Yeonsan's accession, the status of the Gyeongguk Daejeon as the nation's fundamental legal code was not shaken; it continued to constrain central and local governance, laying the foundation for Joseon's legal tradition in the late 1490s and beyond.