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 Brown added that a different leader than Gorbachev would probably have oppressed the opposition and continued with economic reform. Nonetheless, Gorbachev accepted that the people sought a different road and consented to the Soviet Union's dissolution in 1991. He said that because of its peaceful collapse, the fall of Soviet communism is "one of the great success stories of 20th century politics". According to Lars T. Lih, the Soviet Union collapsed because people stopped believing in its ideology. He wrote: When in 1991 the Soviet Union collapsed not with a bang but a whimper, this unexpected outcome was partly the