In 1392, Yi eliminated Jeong Mong-ju, highly respected leader of a group loyal to Goryeo dynasty, and dethroned King Gongyang, exiling him to Wonju, and before he ascended the throne.
Ring warsa1392, Yi ngasorang Jeong Mong-ju, pamimpin klompok sané satya ring Dinasti Goryeo, miwah mecat Raja Gongyang raris kakutang ring Wonju.