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 Soviet Union (1982–91) the death of terminally ill Konstantin Chernenko, the Politburo elected Mikhail Gorbachev to the position of General Secretary of the Communist Party of the Soviet Union (CPSU) in March 1985. At 54, Gorbachev was the youngest person since Joseph Stalin to become General Secretary and the country's first head of state born a Soviet citizen instead of a subject of the tsar. During his official confirmation on March 11, Foreign Minister Andrei Gromyko spoke of how the new Soviet leader had filled in for Chernenko as CC Secretariat, and praised his intelligence and flexible, pragmatic ideas instead of rigid adherence