22. 8. 1968 – Extraordinary congress (the “Vysočany Congress”) of KSČ

15. 3. 1939 - The Nazi occupation of ČSR, 1. 9. 1939 - The outbreak of the WW2, 1944 - 1945 - The liberation of Czechoslovakia, Death marches 1944-1945, 30. 5. 1945 – 29. 10. 1946 - Withdrawal of Germans from Czechoslovakia and 8 more anniversaries

14. 2. 1945 - Bombing of Prague , 21. 8. 1968 - Invasion of the Warsaw Pact troops, 25. 2. 1948 - Communist coup d‘état in ČSR, 22. 8. 1968 – Extraordinary congress (the “Vysočany Congress”) of KSČ, 30. 5. 1945 – 29. 10. 1946 - Withdrawal of Germans from Czechoslovakia and 5 more anniversaries

1941 - 1945 - Transports to the concentration camps, 23. 2. 1949 – Beginning the forced agricultural collectivisation, 22. 8. 1968 – Extraordinary congress (the “Vysočany Congress”) of KSČ

1941 - 1945 - Transports to the concentration camps, 1948 - 1955 - Politic lawsuit in the Stalin age, 5. 1. - 21. 8. 1968 - The Prague Spring, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 22. 8. 1968 – Extraordinary congress (the “Vysočany Congress”) of KSČ and 4 more anniversaries

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, 22. 8. 1968 – Extraordinary congress (the “Vysočany Congress”) of KSČ, 17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period and 2 more anniversaries

5. – 9. 5. 1945 - Prague Uprising, 25. 2. 1948 - Communist coup d‘état in ČSR, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 22. 8. 1968 – Extraordinary congress (the “Vysočany Congress”) of KSČ, 28. 1. 1977 - The “Anti-Charter”

1941 - 1945 - Transports to the concentration camps, 1948 - 1955 - Politic lawsuit in the Stalin age, 25. 2. 1948 - Communist coup d‘état in ČSR, 5. 1. - 21. 8. 1968 - The Prague Spring, 19. – 21. 11. 1968 – The three-day student strike and other displays of civil r and 5 more anniversaries

29. 9. 1938 - The Munich Diktat, 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, 1. 1. 1977 - Declaration of Chart 77 and 1 more anniversaries

22. 8. 1968 – Extraordinary congress (the “Vysočany Congress”) of KSČ, 5. 1. - 21. 8. 1968 - The Prague Spring, 1. 1. 1977 - Declaration of Chart 77, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 24. 4. 1978 – Formation of Committee for the Defence of the Unjustly Prosecuted

1944 - 1945 - The liberation of Czechoslovakia, 24. 2. 1949 – Formation of the Czechoslovak Union of Youth, 22. 8. 1968 – Extraordinary congress (the “Vysočany Congress”) of KSČ