History of the Soviet Union (1964–82) Brezhnev remained wary of any sort of intervention and Kosygin reminded leaders of the consequences of the Soviet suppression of the 1956 Hungarian revolution. In the aftermath of the invasion the Brezhnev Doctrine was introduced; it stated that the Soviet Union had the right to intervene in any socialist country on the road to communism which was deviating from the communist norm of development. The doctrine was condemned by Romania, Albania and Yugoslavia. As a result, the worldwide communist movement became poly-centric, meaning that the Soviet Union lost its role as 'leader' of the world communist movement. In the aftermath
Communist Party of the Soviet Union and a cult of personality. Collective leadership split power between the Politburo, the Central Committee, and the Council of Ministers to hinder any attempts to create a one-man dominance over the Soviet political system. By contrast, Stalin's period as leader was characterised by an extensive cult of personality. Regardless of leadership style, all political power in the Soviet Union was concentrated in the organization of the CPSU. Democratic centralism is an organizational principle conceived by Lenin. According to Soviet pronouncements, democratic centralism was distinguished from "bureaucratic centralism", which referred to high-handed formulae without knowledge or discussion. In democratic centralism, decisions