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

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

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

20. 12. 1944 - 25. 4. 1945 Bombing of Pilsen, 1948 - 1955 - Politic lawsuit in the Stalin age, 25. 2. 1948 - Communist coup d‘état in ČSR, 9. 5. 1960 - Amnesty of political prisoners, National Reorganization Process and 1 more anniversaries

5. 1. - 21. 8. 1968 - The Prague Spring, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 21. – 28.3.1969 – Disorders related to the celebration of Czech hockey team’s, 17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period, 18. - 21. 8. 1969 – mass demonstrations against Soviet occupation and 4 more anniversaries

25. 2. 1948 - Communist coup d‘état in ČSR, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 1944 - 1945 - The liberation of Czechoslovakia

17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 29. 6. 1989 – Zveřejnění manifestu Několik vět, 21. 8. 1968 - Invasion of the Warsaw Pact troops

1944 - 1945 - The liberation of Czechoslovakia, 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, 8. 5. 1945 - End of WWII

21. 8. 1968 - Invasion of the Warsaw Pact troops, 8. 5. 1945 - End of WWII, 17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 21. 8. 1988 – 17. 11. 1989 – Street demonstrations against the communist regime, Palach Week, 1976 – The Plastic People of the Universe trial