The Medal "For the Defence of Leningrad" (Russian: Медаль «За оборону Ленинграда») was a World War II campaign medal of the Soviet Union established on December 22, 1942 by decree of the Presidium of the Supreme Soviet of the USSR to recognise the valour and hard work of the Soviet civilian and military defenders of Leningrad during the 872-day siege of the city by the German armed forces between September 8, 1941 and January 27, 1944. The medal's statute was later amended by Resolution of the Presidium of the Supreme Soviet on March 8, 1945. and again one last time on July 18, 1980 by decree of the Presidium of the Supreme Soviet of the USSR № 2523-X. Source: Wikipedia (en)