Claim: The 579th Strategic Missile Squadron was an active intercontinental ballistic missile—a missile primarily made for nuclear weapons delivery—of the United States Air Force from 1943 to 1949 and 1961 to 1965.
Evidence: On 1 September 1961, the 579th Strategic Missile Squadron (ICBM-Atlas) went on alert as a Strategic Air Command (SAC) Intercontinental ballistic missile (ICBM) squadron, being equipped with the SM-65F Atlas, with a mission of nuclear deterrence. 1943–1949; 1961–1965 An intercontinental ballistic missile (ICBM) is a missile with a minimum range of 5,500 kilometres (3,400 mi) primarily designed for nuclear weapons delivery (delivering one or more thermonuclear warheads). United States Air Force