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

29. 9. 1938 - The Munich Diktat, 15. 3. 1939 - The Nazi occupation of ČSR, 25. 2. 1948 - Communist coup d‘état in ČSR, 5. 1. - 21. 8. 1968 - The Prague Spring, 21. 8. 1968 - Invasion of the Warsaw Pact troops and 9 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, 1976 – The Plastic People of the Universe trial, 1989 - The fall of the iron curtain and 2 more anniversaries

27. 5. 1942 - Assassination of R. Heydrich, 14. 2. 1945 - Bombing of Prague , 21. 8. 1968 - Invasion of the Warsaw Pact troops

Death marches 1944-1945, 1945 - The liberation of the concentration camps, 14. 2. 1945 - Bombing of Prague , 21. 8. 1968 - Invasion of the Warsaw Pact troops, 28. 1. 1977 - The “Anti-Charter” and 1 more anniversaries

1944 - 1945 - The liberation of Czechoslovakia, 18. 4. - 10. 5. 1945 - osvobození západní části ČSR americkou armádou, 5. – 9. 5. 1945 - Prague Uprising, 8. 5. 1945 - End of WWII, 19. – 21. 11. 1968 – The three-day student strike and other displays of civil r and 3 more anniversaries

21. 8. 1968 - Invasion of the Warsaw Pact troops, 21. – 28.3.1969 – Disorders related to the celebration of Czech hockey team’s, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

14. 3. 1939 – The foundation of the Slovak State, 1. 9. 1939 - The outbreak of the WW2, 1944 - 1945 - The liberation of Czechoslovakia, 29. 8. 1944 - April 1945 - The Slovak National Uprising, 8. 5. 1945 - End of WWII and 1 more anniversaries

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

21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 1941 - 1945 - Transports to the concentration camps

5. 1. - 21. 8. 1968 - The Prague Spring, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 1989 - The fall of the iron curtain, 1944 - 1945 - The liberation of Czechoslovakia, 13. – 14. 4. 1950 – "Action K" – forceful concentration of Czech monks and 1 more anniversaries