21. 8. 1968 - Invasion of the Warsaw Pact troops, 1948 - 1955 - Politic lawsuit in the Stalin age, 9. 5. 1960 - Amnesty of political prisoners

25. 2. 1948 - Communist coup d‘état in ČSR, 1944 - 1945 - The liberation of Czechoslovakia, 1948 - 1955 - Politic lawsuit in the Stalin age, 23. 2. 1949 – Beginning the forced agricultural collectivisation, 24. 2. 1949 – Formation of the Czechoslovak Union of Youth and 1 more anniversaries

1944 - 1945 - The liberation of Czechoslovakia, 30. 5. 1945 – 29. 10. 1946 - Expulsion of Germans from Czechoslovakia, 8. 5. 1945 - End of WWII, 19. 6. – 23. 6. 1948 – The Sokol Gathering, 23. 2. 1949 – Beginning the forced agricultural collectivisation and 1 more anniversaries

21. 8. 1968 - Invasion of the Warsaw Pact troops, 1. 1. 1977 - Declaration of Chart 77, 28. 1. 1977 - The “Anti-Charter”, 1989 - The fall of the iron curtain, 9.11.1989 - The fall of the Berlin Wall

25. 2. 1948 - Communist coup d‘état in ČSR, 1948 - 1955 - Politic lawsuit in the Stalin age

15. 3. 1939 - The Nazi occupation of ČSR, 25. 2. 1948 - Communist coup d‘état in ČSR, 1989 - The fall of the iron curtain, 1948 - 1955 - Politic lawsuit in the Stalin age, 30. 5. 1945 – 29. 10. 1946 - Expulsion of Germans from Czechoslovakia and 3 more anniversaries

21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 1. 1. 1977 - Declaration of Chart 77, 19. – 21. 11. 1968 – The three-day student strike and other displays of civil r, 16. 1. 1969 – Jan Palach´s self-immolation

17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia