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

8. 5. 1945 - End of WWII, 25. 2. 1948 - Communist coup d‘état in ČSR, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 9.11.1989 - The fall of the Berlin Wall

21. 8. 1968 - Invasion of the Warsaw Pact troops, 23. 2. 1949 – Beginning the forced agricultural collectivisation

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, 1944 - 1945 - The liberation of Czechoslovakia, 1948 - 1955 - Politic lawsuit in the Stalin age and 3 more anniversaries

21. 8. 1968 - Invasion of the Warsaw Pact troops, 1989 - The fall of the iron curtain, 30. 5. 1945 – 29. 10. 1946 - Withdrawal of Germans from Czechoslovakia, 18. - 21. 8. 1969 – mass demonstrations against Soviet occupation

13.-15.2.1945 Bombing of Dresden, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 31. 12. 1992 Dissolution of Czechoslovakia

21. 8. 1968 - Invasion of the Warsaw Pact troops, 30. 5. 1953 – 3. 6. 1953 – The monetary reform and subsequent public upheaval

25. 2. 1948 - Communist coup d‘état in ČSR, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 18. 4. - 10. 5. 1945 - osvobození západní části ČSR americkou armádou

1. 9. 1939 - The outbreak of the WW2, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 16. 1. 1969 – Jan Palach´s self-immolation , 17.9.1939 - Soviet invasion of Poland , Deportations to the Far East, Siberia and North Kazachstan 1939–1941 and 1944–1950 and 1 more anniversaries

1944 - 1945 - The liberation of Czechoslovakia, 14. 2. 1945 - Bombing of Prague , 5. – 9. 5. 1945 - Prague Uprising, 8. 5. 1945 - End of WWII, 21. 8. 1968 - Invasion of the Warsaw Pact troops and 1 more anniversaries

21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 29. 6. 1989 – Zveřejnění manifestu Několik vět