25. 2. 1948 - Communist coup d‘état in ČSR, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 1948 - 1955 - Politic lawsuit in the Stalin age, 31. 5. – 8. 6. 1950 – Milada Horáková’s trial

21. 8. 1968 - Invasion of the Warsaw Pact troops, 8. 9. – 1. 11. 1944 - The battle of the Dukla Pass, 22. 6. 1941 – Operation Barbarossa - Nazi attack on the USSR, 10. 7. 1946 – Agreement on Volhynian Czechs option with the USSR, 26. 5. 1946 – The last “free” parliamentary election in Czechoslovakia and 2 more anniversaries

1940 - The Battle of France, 30. 5. 1945 – 29. 10. 1946 - Expulsion of Germans from Czechoslovakia, 20. 7. 1936 - 1. 9. 1939 - civil war in Spain

15. 3. 1939 - The Nazi occupation of ČSR, 1944 - 1945 - The liberation of Czechoslovakia, 25. 2. 1948 - Communist coup d‘état in ČSR, 29. 7. - 14. 8. 1948 Summer Olympics in London, 23. 2. 1949 – Beginning the forced agricultural collectivisation

Western Ukrainian lands within Poland 1919–1939, Ukrainian insurgent movement 1930–1950, 17.9.1939 - Soviet invasion of Poland , 1941-1944 - Nazi occupation of Ukraine, 22. 6. 1941 – Operation Barbarossa - Nazi attack on the USSR and 4 more anniversaries

1. 9. 1939 - The outbreak of the WW2

14. 3. 1939 – The foundation of the Slovak State, 1. 9. 1939 - The outbreak of the WW2, 1944 - 1945 - The liberation of Czechoslovakia

17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

15. 3. 1939 - The Nazi occupation of ČSR, 1. 9. 1939 - The outbreak of the WW2, 8. 9. – 1. 11. 1944 - The battle of the Dukla Pass, 1944 - 1945 - The liberation of Czechoslovakia, 22. 6. 1941 – Operation Barbarossa - Nazi attack on the USSR and 1 more anniversaries

17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 1. 1. 1977 - Declaration of Chart 77, 17. 11. 1989 - Demonstration at Národní třída, 21. 8. 1988 – 17. 11. 1989 – Street demonstrations against the communist regime, 29. 6. 1989 – Zveřejnění manifestu Několik vět