USSR:- Union of Soviet Socialist Republic
The Union of Soviet Socialist Republics which is an abbreviation of USSR. It is usually known as the Soviet Union, and it was a socialist state in Eurasia that existed from 22nd day of December month in 1922 to 26th day of December month in 1991. Nominally it is a union of multiple national Soviet republics, USSR government and economy were highly centralized. The nation was a one-party state and it is governed by the Communist Party. Moscow has become as its capital in its largest republic, the Russian Soviet Federative Socialist Republic or also known as Russian SFSR. In past Russians dominated the Soviet regime. Other major urban centers which incorporated were Leningrad, Kiev, Minsk, Alma-Ata, as well as Novosibirsk.
To extend it across the entirety of Northern Asia and much of Eastern Europe. Between the northwest to southeast, the Soviet Union shared land borders with different regions such as Norway, Finland, Poland, and many other regions.