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

21. 8. 1968 - Invasion of the Warsaw Pact troops, 25. 2. 1948 - Communist coup d‘état in ČSR, 17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period, 1. 9. 1939 - The outbreak of the WW2

21. 8. 1988 – 17. 11. 1989 – Street demonstrations against the communist regime, 21. 8. 1968 - Invasion of the Warsaw Pact troops, Palach Week, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 17. 11. 1989 - Demonstration at Národní třída

Cuba after 1959, Cuba after the Death of Fidel Castro, Dictatorship of Fulgencio Batista in Cuba

13. 7. 1943 - Destroying of Český Malín, 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, 21. 8. 1988 – 17. 11. 1989 – Street demonstrations against the communist regime

2.11.1938 - First Vienna Award (Hungarian annexation of Carpathian Ruthenia and South Slovakia), 14. 3. 1939 – The foundation of the Slovak State, 1941 - 1945 - Transports to the concentration camps, 1944-1945 Hungary at the end of the second world war , 25 December 1944 - 13 February 1945 Siege of Budapest and 1 more anniversaries

1968 - 1970 - Second renewal of Junák, 5. 1. - 21. 8. 1968 - The Prague Spring, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 16. 1. 1969 – Jan Palach´s self-immolation , 25. 1. 1969 Jan Palach´s funeral and 4 more anniversaries

Ukraine in 1990-s., The Orange Revolution of 2004, The Revolution of Dignity (21.11. 2013 – 22.02. 2014), 2022 - full scale invasion of Russia into Ukraine

8. 5. 1945 - End of WWII, 5. – 9. 5. 1945 - Prague Uprising

1944 - 1945 - The liberation of Czechoslovakia, 5. 1. - 21. 8. 1968 - The Prague Spring