USS Iowa (BB-61) 1948, as part of the post World War II drawdown of the armed forces, "Iowa" was deactivated at San Francisco, and then formally decommissioned into the United States Navy reserve fleets on 24 March 1949. In 1950, North Korea invaded South Korea, prompting the United Nations to authorize military intervention. President Harry S. Truman ordered US forces stationed in Japan to transfer to South Korea. Truman also sent US based troops, tanks, fighter and bomber aircraft, and a strong naval force to the area to support South Korea. As part of the naval mobilization, "Iowa" was reactivated on 14 July
Air Battle of South Korea Ground forces also downed a North Korean aircraft during a subsequent attack. MacArthur subsequently authorized Stratemeyer to launch strikes into North Korea to destroy North Korean airfields and establish air superiority for the US forces. As soon as MacArthur cleared US aircraft to enter North Korea, the 8th Tactical Reconnaissance Squadron sent aircraft to scout all of North Korea's airfields. By the afternoon, the aircraft had not completed their scouting missions but a bombing mission was nonetheless ordered against Heijo Airfield. At 16:15, 18 B-26 Invaders of the 3rd Bombardment Group took off from airbases in Japan for strikes against