The Soviet Union under Stalin, 1924–1953 · THE MAP IN
Map of the Soviet Union in September–December 1939
Eastern Poland annexed; Stalin turns sixty · Stalin era
The Soviet Union in September–December 1939: Eastern Poland annexed; Stalin turns sixty. Since August 1937, 6 territories changed status on this map: including Poland, Austria, Czechoslovakia (Czech lands) and 3 more.
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What changes on the map
| Poland | — → Nazi Germany & its allies |
| Austria | — → Nazi Germany & its allies |
| Czechoslovakia (Czech lands) | — → Nazi Germany & its allies |
| Czechoslovakia (Slovakia) | — → Nazi Germany & its allies |
| Transcarpathia (Carpathian Ruthenia) | — → Nazi Germany & its allies |
| Albania | — → Nazi Germany & its allies |
On the ground
- its western lands, Polish until 1939, were annexed by the USSR in November 1939
- the Białystok region was annexed by the USSR in 1939 and returned to Poland in 1945
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