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
Languages of the Soviet Union unity of the Soviet people." East Slavic languages (Russian, Belarusian and Ukrainian) dominated in the European part of the Soviet Union, the Baltic languages Lithuanian and Latvian, and the Finnic language Estonian were used next to Russian in the Baltic region, while the Moldovan (the only Romance language in the union) was used in the southeast region. In the Caucasus alongside Russian there were Armenian, Azeri and Georgian. In the Russian far north, there were several minority groups who spoke different Uralic languages; most of the languages in Central Asia were Turkic with the exception of Tajik, which is an