ML-20

152-mm howitzer-gun of the 1937 model (ML-20, index GAU — 52-G-544A) is a Soviet howitzer—gun of the period of the Second World War. This gun was mass-produced from 1937 to 1946, was or still is in service with the armies of many countries of the world, was used in almost all significant wars and armed conflicts of the middle and end of the XX century. This gun was armed with the most powerful Soviet self—propelled artillery installations of the Great Patriotic War - SU-152 and ISU-152. According to some artillery experts, the ML-20 is among the best designs of barrel artillery for the entire period of its existence. Even more restrained assessments[​who?] recognize the outstanding role of the ML-20 in the combat use and development of Soviet artillery in the middle of the XX century.