President Truman's relief of General Douglas MacArthur with ammunition and to sail for Pusan. President Truman met with the Joint Chiefs of Staff and other advisors that day at Blair House and approved the actions already taken by MacArthur and Secretary of State Dean Acheson. At another meeting at Blair House held on the evening of 26 June, amid reports of a rapidly deteriorating situation in South Korea, Truman approved the use of air and naval forces against military targets south of the 38th parallel north. Subsequently, on 27 June, the United Nations Security Council passed Resolution 83, which recommended that "members of the United Nations furnish
SS President Hoover Shipbuilding and Drydock Company of Newport News, Virginia, USA built the two ships, completing "President Hoover" in 1930 and "President Coolidge" in 1931. They were the largest merchant ships built in the USA up to that time. First Lady Lou Henry Hoover launched and christened "President Hoover" on December 9, 1930. Each ship had turbo-electric transmission, with a pair of steam turbo generators generating current that powered propulsion motors on the twin propeller shafts. Westinghouse built the turbo generators and propulsion motors for "President Coolidge" but General Electric built the turbo generators and propulsion motors for "President Hoover". 12 oil-fired