22. 6. 1941 – Operation Barbarossa - Nazi attack on the USSR, 17.9.1939 - Soviet invasion of Poland , Western Ukrainian lands within Poland 1919–1939, 1941-1944 - Nazi occupation of Ukraine, Ukrainian insurgent movement 1930–1950 and 3 more anniversaries

23. 2. 1949 – Beginning the forced agricultural collectivisation, 2.11.1938 - First Vienna Award (Hungarian annexation of Carpathian Ruthenia and South Slovakia)

3. - 6. 11. 1943 - Battle of Kiev, 8. 3. 1943 - The battle of Sokolovo, 1. – 2. 1. 1944 - Battle of Biela Cerkov, 1940 - 1941 - Deportations of Poles to USSR , 8. 9. – 1. 11. 1944 - The battle of the Dukla Pass and 6 more anniversaries

14. 3. 1939 – The foundation of the Slovak State, 1. 9. 1939 - The outbreak of the WW2, 1941 - 1945 - Transports to the concentration camps, 24. 11. 1941 - The first transport to the Theresienstadt, 1944 - 1945 - The liberation of Czechoslovakia and 3 more anniversaries

15. 3. 1939 - The Nazi occupation of ČSR, 8. 9. – 1. 11. 1944 - The battle of the Dukla Pass

1940 - The Battle of France, 8. 5. 1945 - End of WWII, 29. 9. 1938 - The Munich Diktat, 1941 - 1944 German occupation of the Baltic states, 22. 6. 1941 – Operation Barbarossa - Nazi attack on the USSR and 2 more anniversaries

29. 8. 1944 - April 1945 - The Slovak National Uprising, 1944 - 1945 - The liberation of Czechoslovakia

9. 5. 1960 - Amnesty of political prisoners, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 21. – 28.3.1969 – Disorders related to the celebration of Czech hockey team’s, 22. 8. 1963 – Start of court restitutions, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

8. 9. – 1. 11. 1944 - The battle of the Dukla Pass, 1944 - 1945 - The liberation of Czechoslovakia, 10. 7. 1946 – Agreement on Volhynian Czechs option with the USSR

25. 2. 1948 - Communist coup d‘état in ČSR, 1948 - 1955 - Politic lawsuit in the Stalin age