Secretariat of the Communist Party of the Soviet Union the CPSU, who was also a Politburo member, was the leader of the Secretariat and of the Party. Dual membership in the Secretariat and the Politburo was in practice reserved for two or three very senior members of the Soviet leadership, and in the post-Stalin era (after March 1953) was a stepping-stone to ultimate power. The last five Soviet leaders (Nikita Khrushchev, Leonid Brezhnev, Yuri Andropov, Konstantin Chernenko and Mikhail Gorbachev) were all senior Secretaries before becoming First or General Secretaries. Additionally, Georgy Malenkov was briefly reckoned as the leader of the Party for a week after Stalin's death by
Soviet of the Union Union represented the interests of all of the people of the Soviet Union no matter what their nationality was. The Soviet of the Union had the same rights and competence as the Soviet of Nationalities, including the right for legislative initiative. In practice, until 1989, it did little more than approve decisions already made by the top leadership of the Communist Party of the Soviet Union. After the 1989 elections–the first, and as it turned out, only, free elections ever held in the Soviet Union–the Soviet of the Union acquired a much greater role, and was the scene of many