Jeongjong of Goryeo

Timeline

1. 945–947Gaejeong · GaejeongWhen King Hyejong lay gravely ill, the great minister Wang Gyu plotted rebellion; Jeongjong secretly conspired with Wang Sik-ryeom to enter the capital and kill him, and the ministers acclaimed him king. In his first year he visited Hyeonreung, granted an amnesty, venerated Buddhist relics, and established the Guangxue Bao to encourage Buddhist study.
2. 947–949Pyongyang · SeogyeongActing on a prophecy, he resolved to move the capital to Pyongyang, launching massive construction that stoked popular resentment. In 948 he fell ill after being frightened by a thunder disaster and granted a general amnesty. In 949, gravely ill, he abdicated to his half-brother Gwangjong, moved to Daejeon-won, and died; he was buried at Anreung with the temple name Jeongjong.
3. 1001–1009Gaejeong · GaejeongThough he had been dead for over half a century, Jeongjong's posthumous name was extended with Janggyeong in the fifth year of King Mokjong and further extended under King Hyeonjong; his tomb and temple rites and the system of honorific names for former kings were still observed in court ceremonies in the early 11th century, reflecting the continuity of the founding royal lineage.