Moon landing the only country to have successfully conducted manned missions to the Moon, with the last departing the lunar surface in December 1972. After the unsuccessful attempt by the Luna 1 to land on the Moon in 1959, the Soviet Union performed the first hard (unpowered) Moon landing later that same year with the Luna 2 spacecraft, a feat the U.S. duplicated in 1962 with Ranger 4. Since then, twelve Soviet and U.S. spacecraft have used braking rockets to make soft landings and perform scientific operations on the lunar surface, between 1966 and 1976. In 1966 the USSR accomplished the first
76 mm divisional gun M1936 (F-22) 76 mm divisional gun M1936 (F-22) The 76-mm divisional gun M1936 (F-22) was a Soviet divisional semi-universal gun, adopted for Red Army service in 1936. This gun was used in conflicts between the USSR and Japan on the Far East, in the Winter War and in World War II. Many F-22s were captured by the Wehrmacht, modernized by the Germans and used against Soviet forces. The F-22 was a semi-universal gun which combined the capabilities of a divisional gun and - to some extent - of an anti-aircraft gun. It had a split-trail carriage with suspension and steel wheels with