United States Air Force In South Korea of South Korea in resisting the invasion. United States President Harry Truman authorized General Douglas MacArthur (commander of the US occupying forces in Japan) to commit units to the battle. MacArthur ordered General George E. Stratemeyer, Commander in Chief of Far East Air Force (FEAF) based in Japan to attack invading North Korean forces between the front lines and the 38th parallel. That day, two Japan-based USAF F-82 Twin Mustangs destroyed three North Korean Air Force planes over Seoul as a C-54 Skymaster was attempting to evacuate U.S. civilians, including many women and children, from the advancing North Korean Army
North Korea–South Korea relations the South the following year, though the US Korean Military Advisory Group remained to train the Republic of Korea Army. As a result, two antagonistic states emerged, with diametrically opposed political, economic, and social systems. Both opposing governments considered themselves to be the government of the whole of Korea, and both saw the division as temporary. The DPRK proclaimed Seoul to be its official capital, a position not changed until 1972. North Korea invaded the South on June 25, 1950, and swiftly overran most of the country. In September 1950 the United Nations force, led by the United States, intervened