context: The second son of Heungseondaewon and Mrs. Yeungseondaewon was adopted by both the late Heungseondaewon and Lee Jong-un, the late father of the Constitution, as the two sons of the surviving King Samjong. He succeeded the throne of Joseon under the bilateral status of The first 10 years of crowning was the regent stage of Heungseondaewon-gun, and after his father's family, he suffered the power and corruption of the Min family. Since the opening of the demands of Western imperialist powers since the 1880s, it has sought to preserve sovereignty in the trilateral wars of the three countries. In 1907, he was forcibly deposed by Lee Wan-yong and the Japanese Empire. After his death on January 21, 1919, Gojong's poisoning was also widely distributed, and is reported by Yoon Chi-ho. The poisoning of Emperor Gojong acted as a factor in the March 1st Movement (large-scale peace movement nationwide). In December 2008, a stork was known to have been used by Emperor King Kojong. [2]
question: Who was on the throne before King Gojong?
answers.text: peror