25. 2. 1948 - Communist coup d‘état in ČSR, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 1989 - The fall of the iron curtain, 8. 9. – 1. 11. 1944 - The battle of the Dukla Pass, 22. 6. 1941 – Operation Barbarossa - Nazi attack on the USSR and 6 more anniversaries

17.9.1939 - Soviet invasion of Poland , 1941-1944 - Nazi occupation of Ukraine, 1943 - Conflict between Poles and Ukrainians in Eastern Galicia and Volhynia, 13. 7. 1943 - Destroying of Český Malín, 8. 9. – 1. 11. 1944 - The battle of the Dukla Pass and 2 more anniversaries

8. 5. 1945 - End of WWII, 1948 - 1955 - Politic lawsuit in the Stalin age, 23. 2. 1949 – Beginning the forced agricultural collectivisation, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period and 1 more anniversaries

27. 5. 1942 - Assassination of R. Heydrich, 14. 2. 1945 - Bombing of Prague , 5. – 9. 5. 1945 - Prague Uprising, 26. 5. 1946 – The last “free” parliamentary election in Czechoslovakia, 1948 - 1955 - Politic lawsuit in the Stalin age and 7 more anniversaries

21. 8. 1968 - Invasion of the Warsaw Pact troops, 8. 5. 1945 - End of WWII, 23. 2. 1949 – Beginning the forced agricultural collectivisation, 14. 3. 1953 – Klement Gottwald’s death

September 1939- occupation of the entire Upper Silesia by Germany, 8. 5. 1945 - End of WWII, 23. 2. 1949 – Beginning the forced agricultural collectivisation, 21. 8. 1968 - Invasion of the Warsaw Pact troops

10. 7. 1946 – Agreement on Volhynian Czechs option with the USSR, 23. 2. 1949 – Beginning the forced agricultural collectivisation, March 5th, 1953 - Death of Josif V. Stalin

1944 - 1945 - The liberation of Czechoslovakia, 23. 2. 1949 – Beginning the forced agricultural collectivisation, 21. 8. 1968 - Invasion of the Warsaw Pact troops

25. 2. 1948 - Communist coup d‘état in ČSR, 22. 6. 1941 – Operation Barbarossa - Nazi attack on the USSR, 23. 2. 1949 – Beginning the forced agricultural collectivisation, 17.9.1939 - Soviet invasion of Poland , Western Ukrainian lands within Poland 1919–1939 and 2 more anniversaries

14. 3. 1939 – The foundation of the Slovak State, 1. 9. 1939 - The outbreak of the WW2, 22. 6. 1941 – Operation Barbarossa - Nazi attack on the USSR, 1944 - 1945 - The liberation of Czechoslovakia, 29. 8. 1944 - April 1945 - The Slovak National Uprising and 9 more anniversaries