21. 8. 1968 - Invasion of the Warsaw Pact troops, 16. 1. 1969 – Jan Palach´s self-immolation , 25. 1. 1969 Jan Palach´s funeral, 17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period, 1989 - The fall of the iron curtain and 2 more anniversaries

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 , 25. 1. 1969 Jan Palach´s funeral, 21. 8. 1988 – 17. 11. 1989 – Street demonstrations against the communist regime and 3 more anniversaries

31. 12. 1992 Dissolution of Czechoslovakia, 21. 8. 1968 - Invasion of the Warsaw Pact troops

21. 8. 1968 - Invasion of the Warsaw Pact troops, 16. 1. 1969 – Jan Palach´s self-immolation , 18. - 21. 8. 1969 – mass demonstrations against Soviet occupation, 17. 11. 1989 - Demonstration at Národní třída

Perestroika, First Nagorno-Karabakh War, Dissolution of the Soviet Union

21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 22. 4. 1996. - 10. 6. 1999. Kosovská válka

18. - 21. 8. 1969 – mass demonstrations against Soviet occupation, 25. 1. 1969 Jan Palach´s funeral, 21. 8. 1988 – 17. 11. 1989 – Street demonstrations against the communist regime, 5. 1. - 21. 8. 1968 - The Prague Spring, 1. 1. 1977 - Declaration of Chart 77 and 4 more anniversaries

1989 - The fall of the iron curtain, 31. 12. 1992 Dissolution of Czechoslovakia

23.8.1939 - Molotov–Ribbentrop Pact, 17.9.1939 - Soviet invasion of Poland , 27. 5. 1942 - Assassination of R. Heydrich, 26. 5. 1946 – The last “free” parliamentary election in Czechoslovakia, 1948 - 1955 - Politic lawsuit in the Stalin age and 10 more anniversaries