Kim Il-sung (born Kim Sŏng-ju; April 15, 1912 – July 8, 1994), also romanised as Kim Il-Sung, Kim Il sung, or Kim Il Sung, was the leader of North Korea from it's establishment in 1948 to his death in 1994. He held the posts of Prime Minister from 1948 to 1972 and President from 1972 to his death. He was also the leader of the Workers' Party of Korea from 1949 to 1994 (titled as chairman from 1949 to 1966 and as general secretary after 1966). He invaded South Korea in 1950, and almost succeeded in overrunning the entire peninsula if not for UN intervention. The Korean War, sometimes referred to as the Korean Civil War, was stopped with a cease-fire signed on 27 July 1953. As of now, the Korean War has technically not ended.