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

30. 5. 1945 – 29. 10. 1946 - Expulsion of Germans from Czechoslovakia, 5. 1. - 21. 8. 1968 - The Prague Spring, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 1. 1. 1977 - Declaration of Chart 77, 21. 8. 1988 – 17. 11. 1989 – Street demonstrations against the communist regime and 5 more anniversaries

Cuba after 1959, Special Period in Cuba

21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 1. 1. 1977 - Declaration of Chart 77, 17. 11. 1989 - Demonstration at Národní třída, 28. 1. 1977 - The “Anti-Charter” and 1 more anniversaries

15. 3. 1939 - The Nazi occupation of ČSR, 1. 9. 1939 - The outbreak of the WW2, 25. 2. 1948 - Communist coup d‘état in ČSR, 1989 - The fall of the iron curtain, 1948 - 1955 - Politic lawsuit in the Stalin age and 5 more anniversaries

31. 12. 1992 Dissolution of Czechoslovakia, 21. 8. 1968 - Invasion of the Warsaw Pact troops

17. 11. 1989 - Demonstration at Národní třída, 1989 - The fall of the iron curtain, 21. 8. 1988 – 17. 11. 1989 – Street demonstrations against the communist regime, 1976 – The Plastic People of the Universe trial, 1. 1. 1977 - Declaration of Chart 77 and 2 more anniversaries

27. 5. 1942 - Assassination of R. Heydrich, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 25. 2. 1948 - Communist coup d‘état in ČSR, 8. 5. 1945 - End of WWII, 29. 9. 1938 - The Munich Diktat and 12 more anniversaries

21. 8. 1968 - Invasion of the Warsaw Pact troops, 12 November 1989 - Canonization of Agnes of Bohemia, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia