13.8.1961 - Building of the Berlin Wall

5. 1. - 21. 8. 1968 - The Prague Spring, 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, 17.6.1953 - Uprising of 1953 in East Germany and 2 more anniversaries

1944 - 1945 - The liberation of Czechoslovakia, 30. 5. 1945 – 29. 10. 1946 - Expulsion of Germans from Czechoslovakia, 8. 5. 1945 - End of WWII, 13.8.1961 - Building of the Berlin Wall, 21. 8. 1968 - Invasion of the Warsaw Pact troops

13.8.1961 - Building of the Berlin Wall, 1989 - The fall of the iron curtain, 9.11.1989 - The fall of the Berlin Wall, 3.10.1990 - Reunification of Germany

30. 5. 1945 – 29. 10. 1946 - Expulsion of Germans from Czechoslovakia, 8. 5. 1945 - End of WWII, 13.8.1961 - Building of the Berlin Wall, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

25. 2. 1948 - Communist coup d‘état in ČSR, 5. 1. - 21. 8. 1968 - The Prague Spring, 1944 - 1945 - The liberation of Czechoslovakia, 1948 - 1955 - Politic lawsuit in the Stalin age, 23. 2. 1949 – Beginning the forced agricultural collectivisation and 4 more anniversaries

25. 2. 1948 - Communist coup d‘état in ČSR, 23. 2. 1949 – Beginning the forced agricultural collectivisation, 13.8.1961 - Building of the Berlin Wall, 1962 - Cuban Missile Crisis, 21. 8. 1968 - Invasion of the Warsaw Pact troops and 2 more anniversaries