23. 2. 1949 – Beginning the forced agricultural collectivisation

13. – 14. 4. 1950 – "Action K" – forceful concentration of Czech monks, 9. 5. 1960 - Amnesty of political prisoners, 23. 2. 1949 – Beginning the forced agricultural collectivisation, 1948 - 1955 - Politic lawsuit in the Stalin age, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

25. 2. 1948 - Communist coup d‘état in ČSR, 23. 2. 1949 – Beginning the forced agricultural collectivisation, 1948 - 1955 - Politic lawsuit in the Stalin age, 21. 8. 1988 – 17. 11. 1989 – Street demonstrations against the communist regime, 5. – 9. 5. 1945 - Prague Uprising and 1 more anniversaries

29. 9. 1938 - The Munich Diktat, 1. 9. 1939 - The outbreak of the WW2, The liberation of the city of Ostrava, 30. 5. 1945 – 29. 10. 1946 - Withdrawal of Germans from Czechoslovakia, 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, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

8. 5. 1945 - End of WWII, 25. 2. 1948 - Communist coup d‘état in ČSR, 23. 2. 1949 – Beginning the forced agricultural collectivisation, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period and 1 more anniversaries

The liberation of the city of Ostrava, 23. 2. 1949 – Beginning the forced agricultural collectivisation, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

23. 2. 1949 – Beginning the forced agricultural collectivisation, 22. 8. 1963 – Start of court restitutions, 1948 - 1955 - Politic lawsuit in the Stalin age

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, 8. 5. 1945 - End of WWII and 3 more anniversaries

23. 2. 1949 – Beginning the forced agricultural collectivisation, 30. 5. 1953 – 3. 6. 1953 – The monetary reform and subsequent public upheaval, 19. – 21. 11. 1968 – The three-day student strike and other displays of civil r, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 1. 1. 1977 - Declaration of Chart 77 and 1 more anniversaries

29. 8. 1944 - April 1945 - The Slovak National Uprising, 23. 2. 1949 – Beginning the forced agricultural collectivisation