17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period

21. 10 - 10. 12. 1941 - The Tobruk campaign, 5. 10. 1944 – 9 5 1945 – the siege of Dunkirk, 25. 2. 1948 - Communist coup d‘état in ČSR, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 16. 1. 1969 – Jan Palach´s self-immolation and 5 more anniversaries

17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period

21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

5. – 9. 5. 1945 - Prague Uprising, 1. 1. 1977 - Declaration of Chart 77, 17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period

1944 - 1945 - The liberation of Czechoslovakia, 8. 5. 1945 - End of WWII, 1948 - 1955 - Politic lawsuit in the Stalin age, 20. 11. – 3. 12. 1952 – Rudolf Slánský’s trial, 21. 8. 1968 - Invasion of the Warsaw Pact troops and 4 more anniversaries

21. 8. 1968 - Invasion of the Warsaw Pact troops, 25. 1. 1969 Jan Palach´s funeral, 17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period, 1976 – The Plastic People of the Universe trial, 29. 6. 1989 – Zveřejnění manifestu Několik vět

17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period, 1. 1. 1977 - Declaration of Chart 77, 28. 1. 1977 - The “Anti-Charter”

25. 2. 1948 - Communist coup d‘état in ČSR, 5. 1. - 21. 8. 1968 - The Prague Spring, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 18. - 21. 8. 1969 – mass demonstrations against Soviet occupation and 1 more anniversaries

17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period, 1976 – The Plastic People of the Universe trial, Rozehnání koncertu Plastic People a DG 307 v Rudolfově