Marshal of the Soviet Union in 1947 by politician Nikolai Bulganin. Two Marshals were executed in postwar purges: Kulik in 1950 and Beria in 1953, following Stalin's death. Thereafter the rank was awarded only to professional soldiers, with the exception of Leonid Brezhnev, who made himself a Marshal in 1976, and Ustinov, who was prominent in the arms industry and was appointed Defence Minister in July 1976. The last Marshal of the Soviet Union was Dmitry Yazov, appointed in 1990, who was imprisoned after the failed coup against Mikhail Gorbachev in 1991. Marshal Sergei Akhromeev committed suicide in 1991 during the fall of the Soviet
Politburo of the Communist Party of the Soviet Union Politburo of the Communist Party of the Soviet Union The Politburo (, full: Political Bureau of the Central Committee of the Communist Party of the Soviet Union, abbreviated Политбюро ЦК КПСС, "Politbyuro TsK KPSS") was the highest policy-making government authority under the Communist Party of the Soviet Union. It was founded in October 1917, and refounded in March 1919, at the 8th Congress of the Bolshevik Party. It was known as the Presidium from 1952 to 1966. The existence of the Politburo ended in 1991 with the breakup of the Soviet Union. On August 18, 1917, the top Bolshevik leader,