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 the other states had to follow the Soviet line. There were few, if any, who believed that the Soviet Union was on the verge of collapse by 1985. The economy was stagnating, but stable enough for the Soviet Union to continue into the 21st century. The political situation was calm because of twenty years of systematic repression against any threat to the country and one-party rule and the Soviet Union was in its peak of influence in world affairs. The immediate causes for the Soviet Union's dissolution were the policies and thoughts of Mikhail Gorbachev, the CPSU General Secretary. His