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
20th Congress of the Communist Party of the Soviet Union in a month the speech was reported to the general public, but the full text was published only in 1989. Not everyone was ready to accept Khrushchev's new line. Albanian Communist leader Enver Hoxha, for instance, strongly condemned Khrushchev as revisionist. The speech was also seen as a catalyst for 1956 uprisings in Poland and Hungary, and was seen as a "major stimulus" to the Sino–Soviet split. 20th Congress of the Communist Party of the Soviet Union The 20th Congress of the Communist Party of the Soviet Union was held during the period 14–25 February 1956. It is known especially