Katyn massacre
1940 · Event
Soviet NKVD executed around 22,000 Polish officers, intelligentsia and police.
On these timelines: Russia & the USSR, Master, World War II
More from Russia & the USSR
- Russian Revolution (1917)
- Founding of the Soviet Union (1922)
- Peter the Great (1672)
- Joseph Stalin (1878)
- Vladimir Lenin (1870)
- Catherine the Great (1729)
- Christianisation of Kievan Rus' (988)
- Napoleon's invasion of Russia (1812)
Around 1940
- World War II (1939)
- Indian independence and Partition (1947)
- The Holocaust (1941)
- Founding of the State of Israel (1948)
- Cold War (1947)
- Hitler becomes Chancellor of Germany (1933)
- Korean War (1950)
- D-Day (Operation Overlord) (1944)
- Pop music: the 1930s (1930)
- Pop music: the 1940s (1940)