In 936, the Later Three Kingdoms were united by Wang Geon, a descendant of Goguryeo nobility, who established Goryeo as the successor state of Goguryeo.
I 936 blev de senere tre kongeriger forenet af Wang Geon, en efterkommer af Goguryeo-adel, som etablerede Goryeo som efterfølgerstaten Goguryeo.