21. 8. 1968 - Invasion of the Warsaw Pact troops

29. 9. 1938 - The Munich Diktat, 15. 3. 1939 - The Nazi occupation of ČSR, 1944 - 1945 - The liberation of Czechoslovakia, 18. 4. - 10. 5. 1945 - osvobození západní části ČSR americkou armádou, 8. 5. 1945 - End of WWII and 3 more anniversaries

21. 8. 1968 - Invasion of the Warsaw Pact troops, 25. 2. 1948 - Communist coup d‘état in ČSR, 17. 4. 1969 – A. Dubček’s resignation, start of the “normalisation” period, 1989 - The fall of the iron curtain, 31. 12. 1992 Dissolution of Czechoslovakia and 1 more anniversaries

1944 - 1945 - The liberation of Czechoslovakia, 1945 - 1947 Expulsion of Germans from former German East territories, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

21. 8. 1968 - Invasion of the Warsaw Pact troops

21. 8. 1968 - Invasion of the Warsaw Pact troops, 1. 1. 1977 - Declaration of Chart 77

8. 5. 1945 - End of WWII, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

21. 8. 1968 - Invasion of the Warsaw Pact troops

21. 8. 1968 - Invasion of the Warsaw Pact troops, 24. 11. 1941 - The first transport to the Theresienstadt, 30. 5. 1945 – 29. 10. 1946 - Withdrawal of Germans from Czechoslovakia

27. 5. 1942 - Assassination of R. Heydrich, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 25. 2. 1948 - Communist coup d‘état in ČSR, 1944 - 1945 - The liberation of Czechoslovakia, 20. 6. 1942 - prezekuce a věznění studentů z Roudnice nad Labem

21. 8. 1968 - Invasion of the Warsaw Pact troops, 21. – 28.3.1969 – Disorders related to the celebration of Czech hockey team’s, 18. - 21. 8. 1969 – mass demonstrations against Soviet occupation, 1989 - The fall of the iron curtain