Georgy Malenkov
In 1956 she was appointed a Secretary of the Central Committee and was elected a candidate member of Praesidium of the Central Committee (aka the Politburo). She became the first woman to join the Politburo the next year. In this capacity, she sided with Khrushchev in de-Stalinization during the Khrushchev's Thaw, and secured the downfall of Vyacheslav Molotov, Georgy Malenkov, and Lazar Kaganovich when they conspired to depose her patron.