21. 8. 1968 - Invasion of the Warsaw Pact troops, 1. 1. 1977 - Declaration of Chart 77, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 29. 6. 1989 – Zveřejnění manifestu Několik vět

29. 9. 1938 - The Munich Diktat, 15. 3. 1939 - The Nazi occupation of ČSR, 1944 - 1945 - The liberation of Czechoslovakia, 1. 1. 1977 - Declaration of Chart 77, 17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period and 2 more anniversaries

15. 3. 1939 - The Nazi occupation of ČSR, 30. 5. 1945 – 29. 10. 1946 - Expulsion of Germans from Czechoslovakia, 8. 9. 1948 – Funeral of President Edvard Beneš, 14. 3. 1953 – Klement Gottwald’s death, March 5th, 1953 - Death of Josif V. Stalin and 6 more anniversaries

1. 1. 1977 - Declaration of Chart 77

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

20. 7. 1936 - 1. 9. 1939 - civil war in Spain, 1940 - The Battle of France, 1941 - 1945 - Transports to the concentration camps, 1945 - The liberation of the concentration camps, 27. 1. 1945 - The liberation of the concentration camp Auschwitz and 4 more anniversaries

1. 1. 1977 - Declaration of Chart 77

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

21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 5. 1. - 21. 8. 1968 - The Prague Spring, 1. 1. 1977 - Declaration of Chart 77, 1976 – The Plastic People of the Universe trial

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