The Soviet Union incorporated an area of over 22,402,200 square kilometres (8,649,500 sq mi), covering approximately one-sixth of Earth's land surface. It spanned most of Eurasia. Its largest and most populous republic was the Russian SFSR which covered roughly three-quarters of the surface area of the union, including the complete territory of contemporary Russia.
The Soviet Union was the world's largest country throughout its entire existence (1922–1991). It had a geographic center further north than all independent countries other than Canada, Iceland, Finland, and the countries of Scandinavia. About three-quarters of the country was above the 50th parallel north.[1][2]
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