Political prisoner after 1968 in Czechoslovakia

17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

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

25. 2. 1948 - Communist coup d‘état in ČSR

21. 8. 1968 - Invasion of the Warsaw Pact troops, 18. - 21. 8. 1969 – mass demonstrations against Soviet occupation, 21. – 28.3.1969 – Disorders related to the celebration of Czech hockey team’s, 5. 1. - 21. 8. 1968 - The Prague Spring, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia and 1 more anniversaries

21. 8. 1968 - Invasion of the Warsaw Pact troops, 5. 1. - 21. 8. 1968 - The Prague Spring, 16. 1. 1969 – Jan Palach´s self-immolation