26 April 1986 - Chernobyl disaster, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 29. 6. 1989 – Zveřejnění manifestu Několik vět

21. 8. 1968 - Invasion of the Warsaw Pact troops, 18. - 21. 8. 1969 – mass demonstrations against Soviet occupation, 21. – 28.3.1969 – Disorders related to the celebration of Czech hockey team’s, 5. 1. - 21. 8. 1968 - The Prague Spring, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia and 1 more anniversaries

21. 8. 1968 - Invasion of the Warsaw Pact troops, 21. 8. 1988 – 17. 11. 1989 – Street demonstrations against the communist regime, 1. 1. 1977 - Declaration of Chart 77, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

29. 9. 1938 - The Munich Diktat, 15. 3. 1939 - The Nazi occupation of ČSR, 1. 9. 1939 - The outbreak of the WW2, 1944 - 1945 - The liberation of Czechoslovakia, 5. 10. 1944 – 9 5 1945 – the siege of Dunkirk and 6 more anniversaries

1944 - 1945 - The liberation of Czechoslovakia, 8. 5. 1945 - End of WWII, 1948 - 1955 - Politic lawsuit in the Stalin age, 25. 2. 1948 - Communist coup d‘état in ČSR

1. 9. 1939 - The outbreak of the WW2, 27. 5. 1942 - Assassination of R. Heydrich, 8. 5. 1945 - End of WWII, 1948 - 1955 - Politic lawsuit in the Stalin age, 23. 2. 1949 – Beginning the forced agricultural collectivisation and 3 more anniversaries

21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

1948 - 1955 - Politic lawsuit in the Stalin age, 9. 5. 1960 - Amnesty of political prisoners

29. 9. 1938 - The Munich Diktat, 12. 3. 1938 - "Anschluss" of Austria, 15. 3. 1939 - The Nazi occupation of ČSR, 1941 - 1945 - Transports to the concentration camps, 1945 - The liberation of the concentration camps and 4 more anniversaries

21. 8. 1968 - Invasion of the Warsaw Pact troops, 5. 1. - 21. 8. 1968 - The Prague Spring, 16. 1. 1969 – Jan Palach´s self-immolation