Korean War Poster featuring an image of Fighting with the 2nd Inf. Div. north of the Chongchon River, Sfc. Major Cleveland, weapons squad leader, points out communist-led North Korean position to his machine gun crew. November 20, 1950. Pfc. James Cox. (Army)
The Korean War, 25 June 1950 – 27 July 1953) began when North Korea invaded South Korea. The United Nations, with the United States as the principal force, came to the aid of South Korea. China came to the aid of North Korea, and the Soviet Union gave some assistance.