events

The Soviet Union begins mass deportations of Polish citizens from occupied eastern Poland to Siberia.

Historical image related to The Soviet Union begins mass deportations of Polish citizens from occupied eastern Poland to Siberia. from February 10, 1940

Soviet Union

Country in Eurasia (1922–1991)

The Union of Soviet Socialist Republics (USSR), commonly known as the Soviet Union, was a transcontinental country that spanned much of Eurasia from 1922 until it dissolved in 1991. During its existence, it was the largest country by area, extending across eleven time zones and…
Source: Wikipedia (CC BY-SA)

Territories of Poland annexed by the Soviet Union

1939 Soviet Union invasion of Poland

Seventeen days after the German invasion of Poland in 1939, which marked the beginning of the Second World War, the Soviet Union entered the eastern regions of Poland and annexed territories totalling 201,015 square kilometres (77,612 sq mi) with a population of 13,299,000.…
Source: Wikipedia (CC BY-SA)