21. 8. 1968 - Invasion of the Warsaw Pact troops, 16. 1. 1969 – Jan Palach´s self-immolation , 1. 1. 1977 - Declaration of Chart 77, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

1. 1. 1977 - Declaration of Chart 77

21. 8. 1968 - Invasion of the Warsaw Pact troops, 1. 1. 1977 - Declaration of Chart 77, 1989 - The fall of the iron curtain

5. 4. 1968 – Formation of KAN (Club of Active Non-partisans), 21. 8. 1968 - Invasion of the Warsaw Pact troops, 18. - 21. 8. 1969 – mass demonstrations against Soviet occupation, 1. 1. 1977 - Declaration of Chart 77, 1989 - The fall of the iron curtain and 2 more anniversaries

21. 8. 1968 - Invasion of the Warsaw Pact troops, 1. 1. 1977 - Declaration of Chart 77, 1989 - The fall of the iron curtain, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

15. 3. 1939 - The Nazi occupation of ČSR, 30. 5. 1945 – 29. 10. 1946 - Expulsion of Germans from Czechoslovakia, 21 September 1937 - Funeral of President Masaryk, 29. 9. 1938 - The Munich Diktat, 1944 - 1945 - The liberation of Czechoslovakia and 8 more anniversaries

8. 5. 1945 - End of WWII, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 16. 1. 1969 – Jan Palach´s self-immolation , 1. 1. 1977 - Declaration of Chart 77, 1989 - The fall of the iron curtain and 2 more anniversaries

July - septemper - Aktion Ř - forceful concentration of Czech nuns, 1. 1. 1977 - Declaration of Chart 77

5. 1. - 21. 8. 1968 - The Prague Spring, 19. – 21. 11. 1968 – The three-day student strike and other displays of civil r, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 18. - 21. 8. 1969 – mass demonstrations against Soviet occupation, 1. 1. 1977 - Declaration of Chart 77 and 4 more anniversaries

1976 – The Plastic People of the Universe trial, 1. 1. 1977 - Declaration of Chart 77, 21. – 28.3.1969 – Disorders related to the celebration of Czech hockey team’s