Later Three Kingdoms
Husabeol or Later Sabeol was a state during the Later Three Kingdoms of Korea, even though it is not included among the three. It was officially founded by the Silla prince Park Eonchang ( / ; son of Gyeongmyeong of Silla) in 919, and fell to Gyeon Hwon's Hubaekje army in 927. Its capital was at Sangju, in present-day North Gyeongsang province.