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
Railway system of the Soviet Union the Ministry of Railways in the Soviet Union. After the dissolution of the Soviet Union, the Soviet Railways were split into fifteen different national railways belonging to the respective countries. However, after the end of Soviet Railways, rail transport in the former Soviet states greatly declined and have not recovered to their former efficiency to this day. Russian Railways is considered as the primary successor of Soviet Railways. Other successors inherited the Soviet infrastructure in Central Asia. Railway system of the Soviet Union The Soviet Railways (Russian: Cоветские железные дороги (CЖД)) was the state owned national railway system of the