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
History of the Soviet Union (1964–82) successfully engineering Taraki's own assassination on 9 October. Later, in December, the Soviet Union invaded Afghanistan at the behest of Khan. On 27 December a KGB unit killed Amin. Babrak Karmal, the leader of the Parcham faction, was chosen by the Soviet leadership as Amin's successor in the aftermath of the Soviet intervention. Unfortunately for the Soviet leadership Karmal did not turn out to be the leader they expected, and he, just as his predecessors had arrested and killed several Parcham-members, arrested and killed several high-standing and low-standing Khalq members simply because they supported the wrong faction. With Soviet troops