5. 1. - 21. 8. 1968 - The Prague Spring

8. 5. 1945 - End of WWII, 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, 27. – 29. 6. 1967 - The 4th Congress of Czech Writers, 5. 1. - 21. 8. 1968 - The Prague Spring, 19. – 21. 11. 1968 – The three-day student strike and other displays of civil r

9. 12. 1944 attack on the guerrilla bunker in Morávka village, 5. 1. - 21. 8. 1968 - The Prague Spring, 19. – 21. 11. 1968 – The three-day student strike and other displays of civil r, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 16. 1. 1969 – Jan Palach´s self-immolation and 2 more anniversaries

5. 1. - 21. 8. 1968 - The Prague Spring, 26 April 1986 - Chernobyl disaster, Dissolution of the Soviet Union, Ukraine in 1990-s., The Orange Revolution of 2004 and 1 more anniversaries

5. 1. - 21. 8. 1968 - The Prague Spring, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 1. 1. 1977 - Declaration of Chart 77, 1948 - 1955 - Politic lawsuit in the Stalin age, 24. 4. 1978 – Formation of Committee for the Defence of the Unjustly Prosecuted

25. 2. 1948 - Communist coup d‘état in ČSR, 24. 2. 1949 – Formation of the Czechoslovak Union of Youth, 5. 1. - 21. 8. 1968 - The Prague Spring, 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. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period, 5. 1. - 21. 8. 1968 - The Prague Spring

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

5. 1. - 21. 8. 1968 - The Prague Spring, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 1945 - 1948 - First renewal of Junák, 1968 - 1970 - Second renewal of Junák

15. 3. 1939 - The Nazi occupation of ČSR, 1. 9. 1939 - The outbreak of the WW2, 1944 - 1945 - The liberation of Czechoslovakia, 30. 5. 1945 – 29. 10. 1946 - Withdrawal of Germans from Czechoslovakia, 8. 5. 1945 - End of WWII and 6 more anniversaries