The 53rd Army was a field army of the Soviet Union's Red Army which was formed in August 1941, disbanded in December 1941, and reformed in May 1942. It fought throughout World War II before again being disbanded after the war in October 1945. The army was first formed for the Anglo-Soviet invasion of Iran and was disbanded there in December 1941. The army reformed in May 1942. It fought in the Demyansk Pocket, the Battle of Kursk, the Battle of Belgorod, the Battle of the Dnieper, the Battle of the Korsun–Cherkassy Pocket, the Uman–Botoșani Offensive, the Second Jassy–Kishinev Offensive, the Battle of Debrecen, the Budapest Offensive, and the Prague Offensive. At the end of the war in Europe it was moved to the Far East and fought in the Soviet invasion of Manchuria. The army was disbanded in October 1945.