1. 1. 1977 - Declaration of Chart 77, 1976 – The Plastic People of the Universe trial

1948 - 1955 - Politic lawsuit in the Stalin age, 23. 2. 1949 – Beginning the forced agricultural collectivisation, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 5. 7. 1985 Pilgrimage to Velehrad, 21. 8. 1988 – 17. 11. 1989 – Street demonstrations against the communist regime and 1 more anniversaries

1. 1. 1977 - Declaration of Chart 77

1. 1. 1977 - Declaration of Chart 77

21. 8. 1968 - Invasion of the Warsaw Pact troops, 21. 8. 1988 – 17. 11. 1989 – Street demonstrations against the communist regime, 1. 1. 1977 - Declaration of Chart 77, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

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, 1. 1. 1977 - Declaration of Chart 77, 1976 – The Plastic People of the Universe trial

Perestroika, Dissolution of the Soviet Union

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

17. 11. 1989 - Demonstration at Národní třída, 1. 1. 1977 - Declaration of Chart 77, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period and 2 more anniversaries

17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia