What is another word for union of soviet socialist republics?
Pronunciation: [jˈuːni͡ən ɒv sˈə͡ʊvi͡ət sˈə͡ʊʃə͡lˌɪst ɹɪpˈʌblɪks] (IPA) 
The Union of Soviet Socialist Republics, commonly abbreviated as the USSR or the Soviet Union, was a federal socialist state that existed from 1922 to 1991. Synonyms for the Soviet Union include the Soviet Republics, Soviet Russia, the Union Republics, and the Soviet Bloc. Some other terms that are often used to refer to the USSR are the Eastern Bloc, the Red Empire, and the Communist East. Despite its dissolution in 1991, the Soviet Union remains an important chapter in world history and continues to be studied and discussed by scholars and students alike.
