General Secretary of the Communist Party of the Soviet Union more than determine party membership composition. Stalin, its first incumbent, used the principles of democratic centralism to transform his office into that of party leader, and later leader of the Soviet Union. In 1934, the 17th Party Congress refrained from formally re-electing Stalin as General Secretary. However, Stalin was re-elected into all other positions and remained leader of the party without diminishment. In the 1950s, Stalin increasingly withdrew from Secretariat business, leaving the supervision of the body to Georgy Malenkov, possibly to test him as a potential successor. In October 1952, at the 19th Party Congress, Stalin restructured the party's
History of the Communist Party of the Soviet Union Podgorny as Chairman of the Presidium and Alexei Kosygin as Premier of the Soviet Union. Brezhnev was able to consolidate power to become the leading figure, but he was never able to gather as much powers as Stalin and Khrushchev had done previously. At the 23rd Congress of the CPSU held in 1966, Brezhnev was able to have himself declared General Secretary of the party, reviving a title that had not existed since Stalin. The Presidium also reverted to its previous name of Politburo. While Kosygin attempted to pursue a policy of favouring light industry and consumer good production over