YOU are NOT an expert! So please to be believable provide proof. Otherwise your comments are FOS!
NoW here is MY proof as I'm not an expert..
The Soviet Union, officially the
Union of Soviet Socialist Republics (USSR),was a communist country. It was governed by the
Communist Party of the Soviet Union (CPSU) and was established as a one-party state. The CPSU's ideology was
Marxism-Leninism, which emphasized a centrally planned economy and a vanguardist one-party state.
The Communist Party of the Soviet Union (CPSU), at some points known as the Russian Communist Party (RCP), All-Union Communist Party and Bolshevik Party, and sometimes referred to as the Soviet Communist Party (SCP), was the founding and ruling political party of the Soviet Union.
en.wikipedia.org