The national, ethnic or religious minorities in Poland

Western Ukrainian lands within Poland 1919–1939, 15. 3. 1939 - The Nazi occupation of ČSR, 1. 9. 1939 - The outbreak of the WW2, 17.9.1939 - Soviet invasion of Poland , 22. 6. 1941 – Operation Barbarossa - Nazi attack on the USSR and 5 more anniversaries

1945 - 1947 Expulsion of Germans from former German East territories, Výjimečný stav v Polsku

8. 5. 1945 - End of WWII, 25. 2. 1948 - Communist coup d‘état in ČSR, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

September 1939- occupation of the entire Upper Silesia by Germany, March 1945 - the occupation of Upper Silesia by the Soviet army, 8. 5. 1945 - End of WWII, 23. 2. 1949 – Beginning the forced agricultural collectivisation

Ukrainian insurgent movement 1930–1950, 1932 - 1933 - Holodomor - Great famine in Ukraine, 23.8.1939 - Molotov–Ribbentrop Pact, 17.9.1939 - Soviet invasion of Poland , 1941 - 1945 - Transports to the concentration camps and 7 more anniversaries

Western Ukrainian lands within Poland 1919–1939, 1. 9. 1939 - The outbreak of the WW2, 17.9.1939 - Soviet invasion of Poland , 1941-1944 - Nazi occupation of Ukraine, 22. 6. 1941 – Operation Barbarossa - Nazi attack on the USSR and 7 more anniversaries

Western Ukrainian lands within Poland 1919–1939, 17.9.1939 - Soviet invasion of Poland , 1944 - 1947 - Population Transfers from the Ukrainian - Polish Borderlands, 8. 5. 1945 - End of WWII

September 1939- occupation of the entire Upper Silesia by Germany, March 1945 - the occupation of Upper Silesia by the Soviet army

1945 - 1947 Expulsion of Germans from former German East territories, Výjimečný stav v Polsku

1. 9. 1939 - The outbreak of the WW2, 1945 - 1947 Expulsion of Germans from former German East territories, 8. 5. 1945 - End of WWII