History of the Soviet Union (1964–82) Soviet Union "would result in a crushing retaliatory blow". Though Brezhnev's time in office would later be characterized as one of stability, early on, Brezhnev oversaw the replacement of half of the regional leaders and Politburo members. This was a typical move for a Soviet leader trying to strengthen his power base. Examples of Politburo members who lost their membership during the Brezhnev Era are Gennady Voronov, Dmitry Polyansky, Alexander Shelepin, Petro Shelest and Podgorny. Polyansky and Voronov lost their membership in the Politburo because they were considered to be members of the "Kosygin faction." In their place came Andrei
General Secretary of the Communist Party of the Soviet Union Soviet republics. General Secretary of the Communist Party of the Soviet Union General Secretary of the Central Committee of the Communist Party of the Soviet Union was an office of the Communist Party of the Soviet Union (CPSU) that by the late 1920s had evolved into the most powerful of the Central Committee's various secretaries. With a few exceptions, from 1929 until the union's dissolution the holder of the office was the "de facto" leader of the Soviet Union, because the post controlled both the CPSU and the Soviet government. Joseph Stalin elevated the office to overall command of the