See under USSR.
Abbreviation for Union of Soviet Socialist Republics (Russian СССР = SSSR) was a centrally governed, federal, one-party state whose territory stretched across Eastern Europe and the Caucasus to Central Asia and throughout Northern Asia. It was founded on 30 December 1922. In 1990, the area under vines was about 1.1 million hectares, of which about 16.5 million hectolitres of wine were produced. This made the USSR one of the...
For me, Lexicon from wein.plus is the most comprehensive and best source of information about wine currently available.
Egon Mark
Diplom-Sommelier, Weinakademiker und Weinberater, Volders (Österreich)