1936 - 1938 - Great Terror in the USSR, 1989 - The fall of the iron curtain, 2022 - full scale invasion of Russia into Ukraine

14. 3. 1939 – The foundation of the Slovak State, 1. 9. 1939 - The outbreak of the WW2, 1944 - 1945 - The liberation of Czechoslovakia, 8. 5. 1945 - End of WWII, 26. 5. 1946 – The last “free” parliamentary election in Czechoslovakia and 11 more anniversaries

8. 5. 1945 - End of WWII, Death marches 1944-1945

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

1944 - 1945 - The liberation of Czechoslovakia

Western Ukrainian lands within Poland 1919–1939, Ukrainian insurgent movement 1930–1950, Deportations to the Far East, Siberia and North Kazachstan 1939–1941 and 1944–1950, 1. 9. 1939 - The outbreak of the WW2, 17.9.1939 - Soviet invasion of Poland and 6 more anniversaries

2014 - first invasion of Russia into Ukraine, 2022 - full scale invasion of Russia into Ukraine

Cuba after 1959, Triumph of the Revolution (Cuba)

21. 8. 1968 - Invasion of the Warsaw Pact troops, 16. 12. 1989 - 24-25. 12. 1989 - The Romanian revolution

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