2.11.1938 - First Vienna Award (Hungarian annexation of Carpathian Ruthenia and South Slovakia), 25. 2. 1948 - Communist coup d‘état in ČSR, 23. 10. 1956 - Hungarian revolution of 1956 and fightings for independence, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 28. 1. 1977 - The “Anti-Charter” and 2 more anniversaries

30. 5. 1945 – 29. 10. 1946 - Expulsion of Germans from Czechoslovakia

1941 - 1945 - Transports to the concentration camps, 1945 - The liberation of the concentration camps, 14. 3. 1939 – The foundation of the Slovak State, 1944-1945 Hungary at the end of the second world war

8. 9. – 1. 11. 1944 - The battle of the Dukla Pass, 1944 - 1945 - The liberation of Czechoslovakia, 30. 5. 1945 – 29. 10. 1946 - Expulsion of Germans from Czechoslovakia

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

21. 8. 1968 - Invasion of the Warsaw Pact troops, 1950 - creation of the buffer zone between Czechoslovakia and Western Germany and Austria

1944 - 1945 - The liberation of Czechoslovakia

22. 6. 1941 – Operation Barbarossa - Nazi attack on the USSR, 8. 5. 1945 - End of WWII

1. 9. 1939 - The outbreak of the WW2, 1941 - 1945 - Transports to the concentration camps, 1944 - 1945 - The liberation of Czechoslovakia, 8. 5. 1945 - End of WWII, 26. 5. 1946 – The last “free” parliamentary election in Czechoslovakia and 3 more anniversaries

8. 5. 1945 - End of WWII, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 1989 - The fall of the iron curtain, 31. 12. 1992 Dissolution of Czechoslovakia