USSR (Union of Soviet Socialist Republics) was a federal socialist state in Eastern Europe and northern Asia that existed from 1922 to 1991. It was made up of a confederation of Soviet republics, including Russia, and was ruled by the Communist Party. The USSR was the largest country in the world, spanning over 22 million square kilometers.

Russia, on the other hand, is a sovereign country located in Eurasia that has existed as an independent state since 1991, following the collapse of the USSR. Russia is now a federal semi-presidential republic with a parliamentary system, and is the largest country in the world by land area. Russia is a member of the United Nations, the Council of Europe, and the Shanghai Cooperation Organization, among others.