Plot: Insu, The Queen Mother is a 2011 South Korean historical television series, starring Chae Shi-ra, Hahm Eun-jung, Kim Young-ho, Kim Mi-sook, Baek Sung-hyun and Jeon Hye-bin. Wikipedia
Plot: Tears of the Dragon is a South Korean historical television series. It aired on KBS1 from November 24, 1996 to May 31, 1998 for 159 episodes. The series spans from the foundation of Joseon to the reign of King Sejong. Wikipedia
Plot: The Great King, Sejong is a 2008 South Korean historical television series depicting the life of the fourth king of Joseon, Sejong the Great. Considered one of the greatest kings in Korean history, Sejong created Hangul, the Korean alphabet. Wikipedia