1. 9. 1939 - The outbreak of the WW2

21. 8. 1968 - Invasion of the Warsaw Pact troops, 15. 3. 1939 - The Nazi occupation of ČSR, 1944 - 1945 - The liberation of Czechoslovakia, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

2.11.1938 - First Vienna Award (Hungarian annexation of Carpathian Ruthenia and South Slovakia), 1944-1945 Hungary at the end of the second world war , 1944 - 1945 - The liberation of Czechoslovakia, 1948 - 1955 - Politic lawsuit in the Stalin age, 21. 8. 1968 - Invasion of the Warsaw Pact troops

1941 - 1945 - Transports to the concentration camps

8. 5. 1945 - End of WWII, 13. – 14. 4. 1950 – "Action K" – forceful concentration of Czech monks, 5. 1. - 21. 8. 1968 - The Prague Spring

1944 - 1945 - The liberation of Czechoslovakia, Death marches 1944-1945, 30. 5. 1945 – 29. 10. 1946 - Expulsion of Germans from Czechoslovakia, 8. 5. 1945 - End of WWII

15. 3. 1939 - The Nazi occupation of ČSR, 1. 1. 1977 - Declaration of Chart 77

8. 5. 1945 - End of WWII, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

1. 9. 1939 - The outbreak of the WW2, 8. 5. 1945 - End of WWII, 25. 2. 1948 - Communist coup d‘état in ČSR, 30. 5. 1945 – 29. 10. 1946 - Expulsion of Germans from Czechoslovakia, 5. 1. - 21. 8. 1968 - The Prague Spring and 1 more anniversaries

September 1939- occupation of the entire Upper Silesia by Germany, 1. 9. 1939 - The outbreak of the WW2, 1944 - 1945 - The liberation of Czechoslovakia, 23. 2. 1949 – Beginning the forced agricultural collectivisation, July - septemper - Aktion Ř - forceful concentration of Czech nuns