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

29. 9. 1938 - The Munich Diktat, 15. 3. 1939 - The Nazi occupation of ČSR, 1941 - 1945 - Transports to the concentration camps, 1944 - 1945 - The liberation of Czechoslovakia, 30. 5. 1945 – 29. 10. 1946 - Expulsion of Germans from Czechoslovakia and 4 more anniversaries

18. 4. - 10. 5. 1945 - osvobození západní části ČSR americkou armádou, 23. 2. 1949 – Beginning the forced agricultural collectivisation, 19. – 21. 11. 1968 – The three-day student strike and other displays of civil r, 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, 22. 8. 1968 – Extraordinary congress (the “Vysočany Congress”) of KSČ, 1. 1. 1977 - Declaration of Chart 77, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 18 December 2011 Václav Havel died

21. 8. 1968 - Invasion of the Warsaw Pact troops, 1989 - The fall of the iron curtain, 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, 25. 1. 1969 Jan Palach´s funeral, 28. 1. 1977 - The “Anti-Charter”, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

14. 2. 1945 - Bombing of Prague , 21. 8. 1968 - Invasion of the Warsaw Pact troops, 15. 3. 1939 - The Nazi occupation of ČSR, 1944 - 1945 - The liberation of Czechoslovakia

30. 5. 1945 – 29. 10. 1946 - Expulsion of Germans from Czechoslovakia, 8. 5. 1945 - End of WWII, 25. 2. 1948 - Communist coup d‘état in ČSR, 23. 2. 1949 – Beginning the forced agricultural collectivisation, 14. 3. 1953 – Klement Gottwald’s death and 4 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

21. 8. 1968 - Invasion of the Warsaw Pact troops, 25. 2. 1948 - Communist coup d‘état in ČSR, 8. 5. 1945 - End of WWII, 30. 5. 1945 – 29. 10. 1946 - Expulsion of Germans from Czechoslovakia, 1944 - 1945 - The liberation of Czechoslovakia

15. 3. 1939 - The Nazi occupation of ČSR, 8. 5. 1945 - End of WWII, 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 and 1 more anniversaries