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
Politburo of the Communist Party of the Soviet Union Politburo of the Communist Party of the Soviet Union The Politburo (, full: Political Bureau of the Central Committee of the Communist Party of the Soviet Union, abbreviated Политбюро ЦК КПСС, "Politbyuro TsK KPSS") was the highest policy-making government authority under the Communist Party of the Soviet Union. It was founded in October 1917, and refounded in March 1919, at the 8th Congress of the Bolshevik Party. It was known as the Presidium from 1952 to 1966. The existence of the Politburo ended in 1991 with the breakup of the Soviet Union. On August 18, 1917, the top Bolshevik leader,