The Goryeo military regime (Korean: 무신정권; Hanja: 武臣政權; RR: Musin Jeonggwon; MR: Musin Jŏnggwŏn) was the government of the Goryeo dynasty from the time of the military coup d'état of 1170 to the Sambyeolcho Rebellion of 1270 and the definitive subordination of Korea to the Yuan dynasty. The rule of the Ubong Choe family from 1196 to 1258 is known as the "regime of the Choe clan" (최씨정권, 崔氏政權). The History of Goryeo exemplifies the period in its evaluation of the reign of one of the kings of the military regime, Sinjong: