Seongjong of Joseon
…King Sejo, he ascended to the throne upon the death of his sickly uncle, King Yejong. Yi Hyeol was born as the second son of Crown Prince Yi Jang and Crown Princess Su of the Cheongju Han clan. His father however died few months after his birth. In 1461, he was named Prince Jasan (자산군) which was changed to Prince…