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

20. 11. – 3. 12. 1952 – Rudolf Slánský’s trial, 17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period

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, 19. – 21. 11. 1968 – The three-day student strike and other displays of civil r, 16. 1. 1969 – Jan Palach´s self-immolation and 3 more anniversaries

1941 - 1945 - Transports to the concentration camps, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period

1944 - 1945 - The liberation of Czechoslovakia, 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. 1. - 21. 8. 1968 - The Prague Spring, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 16. 1. 1969 – Jan Palach´s self-immolation , 17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period, 1. 1. 1977 - Declaration of Chart 77 and 2 more anniversaries

25. 11. 1940 - The Patria disaster, 1941 - 1945 - Transports to the concentration camps, 21. 10 - 10. 12. 1941 - The Tobruk campaign, 8. - 9. března 1944 - Hromadná vražda vězňů tzv. Terezínského rodinného táb, 17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period and 1 more anniversaries

21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period, 1976 – The Plastic People of the Universe trial, 1. 1. 1977 - Declaration of Chart 77, 1989 - The fall of the iron curtain and 2 more anniversaries

1945 - 1947 Expulsion of Germans from former German East territories, 30. 5. 1945 – 29. 10. 1946 - Withdrawal of Germans from Czechoslovakia, 5. – 9. 5. 1945 - Prague Uprising, 23. 10. 1956 - Hungarian revolution of 1956 and fightings for independence, 21. 8. 1968 - Invasion of the Warsaw Pact troops and 2 more anniversaries

21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period, 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, 25. 2. 1948 - Communist coup d‘état in ČSR, 8. 5. 1945 - End of WWII, 15. 3. 1939 - The Nazi occupation of ČSR, 17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period and 3 more anniversaries