Twentieth Air Force Bombardment Group, remaining at North Field, Guam as its only operational organization. In 1949, budget reductions forced the realignment and consolidation of Air Force units in the pacific, and the mission of Twentieth Air Force became the defense of the Ryukyu Islands and was reassigned to Kadena AB, Okinawa. It commanded the following units: On 27 June 1950, the United Nations Security Council voted to assist the South Koreans in resisting the invasion of their nation by North Korea. President Harry S. Truman authorized General Douglas MacArthur (commander of the US occupying forces in Japan) to commit units to the
Air Battle of South Korea point were losing the Battle of Chochiwon and the Battle of Taejon. By the start of the Battle of Pusan Perimeter, the air battle for South Korea had been won by the UN, and it used its air superiority decisively to its advantage during that battle. The UN would remain unopposed in the skies until the Chinese forces entered the war in November of that year. In spite of the unsuccessful UN ground action from June 25 to August 4, the air battle for South Korea was considered a crucial success for the UN forces. Able to attain air superiority