5. 1. - 21. 8. 1968 - The Prague Spring, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 31. 12. 1992 Dissolution of Czechoslovakia

14. 3. 1939 – The foundation of the Slovak State, 1944 - 1945 - The liberation of Czechoslovakia, 29. 8. 1944 - April 1945 - The Slovak National Uprising, January 21. 1945 Burning villages Klak, 5. 1. - 21. 8. 1968 - The Prague Spring and 3 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, 9.11.1989 - The fall of the Berlin Wall, 1990 - 1991 - Odsun sovětských vojsk z Československa

Cuba after 1959, Cuba after the Death of Fidel Castro, Special Period in Cuba

1991 - 1995 - Croatian War of Independence, 21. 8. 1968 - Invasion of the Warsaw Pact troops

1945 - 1948 - First renewal of Junák, 1968 - 1970 - Second renewal of Junák, 1989 - Third renewal of Junák

2022 - full scale invasion of Russia into Ukraine, 1989 - The fall of the iron curtain, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, Armenian Genocide

21. 8. 1968 - Invasion of the Warsaw Pact troops, 1989 - The fall of the iron curtain, 31. 12. 1992 Dissolution of Czechoslovakia, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

Ukraine in 1986–1991, Arrests in Western Ukraine 1949-1950, 2014 - first invasion of Russia into Ukraine, 2022 - full scale invasion of Russia into Ukraine