The cinema of the Soviet Union, not to be confused with "Cinema of Russia" despite films in the Russian language being predominant in the body of work so described, includes films produced by the constituent republics of the Soviet Union reflecting elements of their pre-Soviet culture, language and history, albeit they were all regulated by the central government in Moscow. Most prolific in their republican films, after the Russian Soviet Federative Socialist Republic, were Armenia, Azerbaijan, Georgia, Ukraine, and, to a lesser degree, Lithuania, Byelorussia and Moldavia. At the same time, the nation's film industry, which was fully nationalized throughout most of the country's history, was guided by philosophies and laws propounded by the monopoly Soviet Communist Party which introduced