21. 8. 1968 - Invasion of the Warsaw Pact troops

31. 10. 1967 – Spontaneous student demonstration in Prague, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 16. 1. 1969 – Jan Palach´s self-immolation

29. 9. 1938 - The Munich Diktat, 17. 11. 1939 – Closure of Czech universities, 15. 3. 1939 - The Nazi occupation of ČSR, 1944 - 1945 - The liberation of Czechoslovakia, 30. 5. 1945 – 29. 10. 1946 - Withdrawal of Germans from Czechoslovakia and 4 more anniversaries

1944 - 1945 - The liberation of Czechoslovakia, 8. 5. 1945 - End of WWII, 25. 2. 1948 - Communist coup d‘état in ČSR, 30. 5. 1953 – 3. 6. 1953 – The monetary reform and subsequent public upheaval, 5. 1. - 21. 8. 1968 - The Prague Spring and 6 more anniversaries

july 1938 - X. sokol slet's, 1944 - 1945 - The liberation of Czechoslovakia, 14. 2. 1945 - Bombing of Prague , 5. – 9. 5. 1945 - Prague Uprising, 21. 8. 1968 - Invasion of the Warsaw Pact troops and 1 more anniversaries

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. 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, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 21. 8. 1988 – 17. 11. 1989 – Street demonstrations against the communist regime, 28. 1. 1977 - The “Anti-Charter” and 3 more anniversaries

24. 10. 1942 - poprava 261 československých odbojářů v KT Mauthausen, 27. 5. 1942 - Assassination of R. Heydrich, 5. – 9. 5. 1945 - Prague Uprising, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 18. - 21. 8. 1969 – mass demonstrations against Soviet occupation and 1 more anniversaries

25. 2. 1948 - Communist coup d‘état in ČSR, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 1944 - 1945 - The liberation of Czechoslovakia

21. 8. 1968 - Invasion of the Warsaw Pact troops, 8. 5. 1945 - End of WWII, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

8. 5. 1945 - End of WWII, 21. 8. 1968 - Invasion of the Warsaw Pact troops