5. 1. - 21. 8. 1968 - The Prague Spring, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 1989 - The fall of the iron curtain, 1944 - 1945 - The liberation of Czechoslovakia, 23. 2. 1949 – Beginning the forced agricultural collectivisation and 1 more anniversaries

1948 - 1955 - Politic lawsuit in the Stalin age

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

9. 5. 1960 - Amnesty of political prisoners, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 18. 4. - 10. 5. 1945 - osvobození západní části ČSR americkou armádou, 1989 - The fall of the iron curtain, 1948 - 1955 - Politic lawsuit in the Stalin age

25. 2. 1948 - Communist coup d‘état in ČSR, 13. – 14. 4. 1950 – "Action K" – forceful concentration of Czech monks, 9. 5. 1960 - Amnesty of political prisoners, 26. 5. 1946 – The last “free” parliamentary election in Czechoslovakia

13. – 14. 4. 1950 – "Action K" – forceful concentration of Czech monks, 9. 5. 1960 - Amnesty of political prisoners, 23. 2. 1949 – Beginning the forced agricultural collectivisation, 1948 - 1955 - Politic lawsuit in the Stalin age, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

1. 9. 1939 - The outbreak of the WW2, 25. 2. 1948 - Communist coup d‘état in ČSR, 1989 - The fall of the iron curtain, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

1968 - 1970 - Second renewal of Junák, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 1989 - Third renewal of Junák, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 29. 6. 1989 – Zveřejnění manifestu Několik vět

5. 1. - 21. 8. 1968 - The Prague Spring, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 1. 1. 1977 - Declaration of Chart 77, 16. 1. 1969 – Jan Palach´s self-immolation , Studentské pochody na Pražský hrad