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
II Corps (South Korea) reinforced by the People's Volunteer Army. U.S. Army General Walker ordered that the scattered ROK Army units, scattered by the North Korean invasion be organized into two corps. Thus the II Corps was born July 24, 1950 to defend the "Pusan Perimeter". On October 10, 1950, the ROK II Corps advanced north of the 38th parallel through central North Korea. They were operating in support of ROK I Corps which was under the command of U.S. Army General Walker. After encountering minimal resistance, they veered northwest. On October 24, hoping to end the conflict quickly, General MacArthur ordered all of