5. 1. - 21. 8. 1968 - The Prague Spring, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

25 December 1944 - 13 February 1945 Siege of Budapest, 5. 1. - 21. 8. 1968 - The Prague Spring, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 1989 - The fall of the iron curtain

17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 1948 - 1955 - Politic lawsuit in the Stalin age, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 13. – 14. 4. 1950 – "Action K" – forceful concentration of Czech monks

Cuba after 1959, Cuba before 1959, Dictatorship of Fulgencio Batista in Cuba

Deportations to the Far East, Siberia and North Kazachstan 1939–1941 and 1944–1950

Cuba after 1959

22. 6. 1941 – Operation Barbarossa - Nazi attack on the USSR, 20. 6. - 29. 8. 1944 - Operation Bagration, 8. 5. 1945 - End of WWII

1948 - 1955 - Tito - Stalin split