Truman Signing National Security Act Amendments
President Harry S. Truman at his desk in the Oval Office, signing the National Security Act Amendments of 1949 which converted the National Military Establishment into a new Department of Defense and made other changes in the national security system. Standing, from left to right: unidentified Army officer, Secretary of Defense Louis Johnson (leaning on desk) General Omar Bradley (mostly obscured by Johnson), unidentified Army officer, Congressman Dewey Short, Congressman Carl Vinson, Secretary of the Army Gordon Gray, unidentified, Secretary of the Air Force Stuart Symington.