1. 9. 1939 - The outbreak of the WW2, 8. 5. 1945 - End of WWII, 14. 3. 1953 – Klement Gottwald’s death, 30. 5. 1953 – 3. 6. 1953 – The monetary reform and subsequent public upheaval, 21. 8. 1968 - Invasion of the Warsaw Pact troops and 3 more anniversaries

19. – 21. 11. 1968 – The three-day student strike and other displays of civil r, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 26.8. 1980 Solidarity strike in Wroclaw , 21. 8. 1988 – 17. 11. 1989 – Street demonstrations against the communist regime, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia and 1 more anniversaries

15. 3. 1939 - The Nazi occupation of ČSR, 1. 9. 1939 - The outbreak of the WW2, 1944 - 1945 - The liberation of Czechoslovakia, Death marches 1944-1945, 30. 5. 1945 – 29. 10. 1946 - Expulsion of Germans from Czechoslovakia and 8 more anniversaries

17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 2022 - full scale invasion of Russia into Ukraine

21. 8. 1968 - Invasion of the Warsaw Pact troops, 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

17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 17. 11. 1989 - Demonstration at Národní třída, 1990 - 1991 - Odsun sovětských vojsk z Československa

17. 11. 1989 - Demonstration at Národní třída, 1989 - The fall of the iron curtain, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 19. – 21. 11. 1968 – The three-day student strike and other displays of civil r

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

9. 5. 1960 - Amnesty of political prisoners, 5. 1. - 21. 8. 1968 - The Prague Spring, 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 and 1 more anniversaries