Western Ukrainian lands within Poland 1919–1939, 17.9.1939 - Soviet invasion of Poland , 1941-1944 - Nazi occupation of Ukraine, 22. 6. 1941 – Operation Barbarossa - Nazi attack on the USSR, 1943 - Conflict between Poles and Ukrainians in Eastern Galicia and Volhynia and 4 more anniversaries

8. 5. 1945 - End of WWII, 25. 2. 1948 - Communist coup d‘état in ČSR, 21. 8. 1968 - Invasion of the Warsaw Pact troops

29. 9. 1938 - The Munich Diktat, 15. 3. 1939 - The Nazi occupation of ČSR, 1944 - 1945 - The liberation of Czechoslovakia, 8. 5. 1945 - End of WWII

1. 9. 1939 - The outbreak of the WW2, 17.9.1939 - Soviet invasion of Poland , 1945 - 1946 Resettlement of Poles in the "Regained lands"

Western Ukrainian lands within Poland 1919–1939, Ukrainian insurgent movement 1930–1950, 1. 9. 1939 - The outbreak of the WW2, 17.9.1939 - Soviet invasion of Poland , 1941-1944 - Nazi occupation of Ukraine and 2 more anniversaries

8. 5. 1945 - End of WWII

Games of the XXIII Olympiad

8. 5. 1945 - End of WWII, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 25.3.1988 Candle demonstration in Bratislava

1989 - The fall of the iron curtain, 16. 12. 1989 - 24-25. 12. 1989 - The Romanian revolution