5. 1. - 21. 8. 1968 - The Prague Spring, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 16. 1. 1969 – Jan Palach´s self-immolation , 1. 1. 1977 - Declaration of Chart 77, 28. 1. 1977 - The “Anti-Charter”

1. 9. 1939 - The outbreak of the WW2, 1941 - 1945 - Transports to the concentration camps, 27. 5. 1942 - Assassination of R. Heydrich, 1944 - 1945 - The liberation of Czechoslovakia, 18. 4. - 10. 5. 1945 - osvobození západní části ČSR americkou armádou and 5 more anniversaries

14. 2. 1945 - Bombing of Prague , 21. 8. 1968 - Invasion of the Warsaw Pact troops, 25. 2. 1948 - Communist coup d‘état in ČSR, 5. – 9. 5. 1945 - Prague Uprising

1944 - 1945 - The liberation of Czechoslovakia, 8. 5. 1945 - End of WWII, 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, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 1944 - 1945 - The liberation of Czechoslovakia, 1948 - 1955 - Politic lawsuit in the Stalin age and 2 more anniversaries

1944 - 1945 - The liberation of Czechoslovakia, 19. 6. – 23. 6. 1948 – The Sokol Gathering

26 April 1986 - Chernobyl disaster

25. 2. 1948 - Communist coup d‘état in ČSR, 8. 5. 1945 - End of WWII, 1966-1969 Cultural Revolution

1968 - 1970 - Second renewal of Junák, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 5. 1. - 21. 8. 1968 - The Prague Spring, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia