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

17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

21. 8. 1968 - Invasion of the Warsaw Pact troops, Games of the XXIII Olympiad, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

21. 8. 1968 - Invasion of the Warsaw Pact troops, 31. 12. 1992 Dissolution of Czechoslovakia, 17. 11. - 29. 12. 1989 - The Velvet Revolution in 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. – 9. 5. 1945 - Prague Uprising

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

14. 2. 1945 - Bombing of Prague , 21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period, 26.8.-11.9.1972 - Summer Games of the XX Olympiad , Munich

29. 9. 1938 - The Munich Diktat, 15. 3. 1939 - The Nazi occupation of ČSR, 30. 5. 1945 – 29. 10. 1946 - Expulsion of Germans from Czechoslovakia, 25. 2. 1948 - Communist coup d‘état in ČSR, 22. – 29. 4. 1956 – 2nd Congress of Czech Writers and 4 more anniversaries