5. 1. - 21. 8. 1968 - The Prague Spring, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period

23. 2. 1949 – Beginning the forced agricultural collectivisation, 5. 1. - 21. 8. 1968 - The Prague Spring, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

1941 - 1945 - Transports to the concentration camps, 25. 2. 1948 - Communist coup d‘état in ČSR

29. 9. 1938 - The Munich Diktat, 1941 - 1945 - Transports to the concentration camps, 1945 - The liberation of the concentration camps, 27. 5. 1942 - Assassination of R. Heydrich, 8. - 9. března 1944 - Hromadná vražda vězňů tzv. Terezínského rodinného táb

14. 3. 1939 – The foundation of the Slovak State, 1941 - 1945 - Transports to the concentration camps, 29. 8. 1944 - April 1945 - The Slovak National Uprising, 24.9.1945 - Pogrom in Topoľčany, 1948 - 1955 - Politic lawsuit in the Stalin age and 3 more anniversaries

27. 5. 1942 - Assassination of R. Heydrich, 1948 - 1955 - Politic lawsuit in the Stalin age, 25. 2. 1948 - Communist coup d‘état in ČSR, 9. 5. 1962 – An extensive amnesty, 21. 8. 1968 - Invasion of the Warsaw Pact troops and 1 more anniversaries

15. 3. 1939 - The Nazi occupation of ČSR, 1948 - 1955 - Politic lawsuit in the Stalin age

21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 2022 - full scale invasion of Russia into Ukraine

1945 - The liberation of the concentration camps, 14. 3. 1939 – The foundation of the Slovak State

17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period, 5. 1. - 21. 8. 1968 - The Prague Spring, 1. 1. 1977 - Declaration of Chart 77, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia