1976 – The Plastic People of the Universe trial

5. 1. - 21. 8. 1968 - The Prague Spring, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period, 18. - 21. 8. 1969 – mass demonstrations against Soviet occupation, 1976 – The Plastic People of the Universe trial and 4 more anniversaries

27. – 29. 6. 1967 - The 4th Congress of Czech Writers, 5. 1. - 21. 8. 1968 - The Prague Spring, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period, 1976 – The Plastic People of the Universe trial and 5 more anniversaries

27. – 29. 6. 1967 - The 4th Congress of Czech Writers, 5. 1. - 21. 8. 1968 - The Prague Spring, 1976 – The Plastic People of the Universe trial, 1. 1. 1977 - Declaration of Chart 77

30. 3. 1974 - rozehnání koncertu Plastic People a DG 307 v Rudolfově, Dispersal of Plastic People and DG 307 concert in Rudolfov, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 1976 – The Plastic People of the Universe trial, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

21. 8. 1968 - Invasion of the Warsaw Pact troops, 1976 – The Plastic People of the Universe trial, 26 April 1986 - Chernobyl disaster, 21. 8. 1988 – 17. 11. 1989 – Street demonstrations against the communist regime, 1989 - The fall of the iron curtain and 3 more anniversaries

17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period, 1976 – The Plastic People of the Universe trial, 29. 6. 1989 – Zveřejnění manifestu Několik vět

17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period, 1976 – The Plastic People of the Universe trial, Dispersal of Plastic People and DG 307 concert in Rudolfov

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