21. 8. 1968 - Invasion of the Warsaw Pact troops, 18. - 21. 8. 1969 – mass demonstrations against Soviet occupation, 6.-13. 12. 1980 Operation Krkonoše, Výjimečný stav v Polsku, 1989 - The fall of the iron curtain and 2 more anniversaries

5. 1. - 21. 8. 1968 - The Prague Spring, 16. 1. 1969 – Jan Palach´s self-immolation , 1. 1. 1977 - Declaration of Chart 77, 21. 8. 1988 – 17. 11. 1989 – Street demonstrations against the communist regime, 2014 - first invasion of Russia into Ukraine and 1 more anniversaries

1945 - 1947 Expulsion of Germans from former German East territories, 7.10.1949 - Creation of the German Democratic Republic, 17.6.1953 - Uprising of 1953 in East Germany, 1989 - The fall of the iron curtain, 3.10.1990 - Reunification of Germany

21. 8. 1968 - Invasion of the Warsaw Pact troops, 16. 1. 1969 – Jan Palach´s self-immolation , 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 31. 12. 1992 Dissolution of Czechoslovakia

30. 5. 1945 – 29. 10. 1946 - Expulsion of Germans from Czechoslovakia, 5. – 9. 5. 1945 - Prague Uprising, 8. 5. 1945 - End of WWII, 25. 2. 1948 - Communist coup d‘état in ČSR, 30. 5. 1953 – 3. 6. 1953 – The monetary reform and subsequent public upheaval and 4 more anniversaries

1989 - The fall of the iron curtain, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 3.10.1990 - Reunification of Germany

21. 8. 1968 - Invasion of the Warsaw Pact troops, 1989 - The fall of the iron curtain, 31. 12. 1992 Dissolution of Czechoslovakia

24. 3. – 10. 6. 1999 - NATO bombing of Yugoslavia

2014 - first invasion of Russia into Ukraine, 2022 - full scale invasion of Russia into Ukraine, The Revolution of Dignity (21.11. 2013 – 22.02. 2014), The Revolution on Granite in Ukraine. 2.10.1990 – 17.10.1990

31. 12. 1992 Dissolution of Czechoslovakia, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia