21. 8. 1968 - Invasion of the Warsaw Pact troops, 9.11.1989 - The fall of the Berlin Wall, 23. 2. 1949 – Beginning the forced agricultural collectivisation, 5. 1. - 21. 8. 1968 - The Prague Spring, 25.3.1988 Candle demonstration in Bratislava

5. 1. - 21. 8. 1968 - The Prague Spring, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 1989 - The fall of the iron curtain, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 9.11.1989 - The fall of the Berlin Wall

21. 8. 1968 - Invasion of the Warsaw Pact troops, 1. 1. 1977 - Declaration of Chart 77, 9.11.1989 - The fall of the Berlin Wall

29. 9. 1938 - The Munich Diktat, 15. 3. 1939 - The Nazi occupation of ČSR, 1. 9. 1939 - The outbreak of the WW2, 1944 - 1945 - The liberation of Czechoslovakia, 30. 5. 1945 – 29. 10. 1946 - Expulsion of Germans from Czechoslovakia and 8 more anniversaries

21. 8. 1968 - Invasion of the Warsaw Pact troops, 9.11.1989 - The fall of the Berlin Wall

30. 5. 1945 – 29. 10. 1946 - Expulsion of Germans from Czechoslovakia, 5. 1. - 21. 8. 1968 - The Prague Spring, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 1989 - The fall of the iron curtain, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia and 4 more anniversaries

9.11.1989 - The fall of the Berlin Wall, 1989 - The fall of the iron curtain, 5. 1. - 21. 8. 1968 - The Prague Spring, 31. 12. 1992 Dissolution of Czechoslovakia, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia and 2 more anniversaries

9.11.1989 - The fall of the Berlin Wall, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

9.11.1989 - The fall of the Berlin Wall, 1989 - The fall of the iron curtain

1989 - The fall of the iron curtain, 9.11.1989 - The fall of the Berlin Wall, 19.8.1989 - Pan-European Picnic