By the beginning of 1920. Uzbekistan became a part of the Soviet Union. Declared its independence on 31 August 1991. Remaining a part of the Soviet Union until 26 December 1991.
27 October 1924 the Uzbek Soviet Socialist Republic was created. Governed by the Uzbek branch of the Soviet Communist Party. It was a sovereign part of the Soviet Union with its own legislation.
Uzbekistan had the strongest Soviet military presence of the other Central Asian Republics. ethnic Russians filled the ranks of the newly created armed forces, and made up most of the officer corps. The Uzbek SSR operated its own domestic Ministry of Internal Affairs, independent of the Ministry of Internal Affairs of the Soviet Union
Had an industrial sector including electric power generation, engineering, and chemical production. Energy came from large thermal power plants. Chemical manufacturing included the production of mineral fertilizers.
Defined by a single-party socialist republic framework. First Secretary of the Central Committee was the head of the party. The legislative power was vested in Supreme Soviet where it met for sessions in Tashkent.