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

14. 2. 1945 - Bombing of Prague , 8. 5. 1945 - End of WWII, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

5. 7. 1985 Pilgrimage to Velehrad, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

1 November 1955 – 30 April 1975 - Vietnam War, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 26.8. 1980 Solidarity strike in Wroclaw , 25.3.1988 Candle demonstration in Bratislava, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia

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

Western Ukrainian lands within Poland 1919–1939, Ukrainian insurgent movement 1930–1950, 1941-1944 - Nazi occupation of Ukraine, 13. 7. 1943 - Destroying of Český Malín, 10. 7. 1946 – Agreement on Volhynian Czechs option with the USSR

8. 5. 1945 - End of WWII, 25. 2. 1948 - Communist coup d‘état in ČSR, 23. 2. 1949 – Beginning the forced agricultural collectivisation, March 5th, 1953 - Death of Josif V. Stalin, 5. 1. - 21. 8. 1968 - The Prague Spring and 2 more anniversaries

2. 10. 1938 - Poland's annexation of Teschen area, September 1939- occupation of the entire Upper Silesia by Germany, 1. 9. 1939 - The outbreak of the WW2, 1944 - 1945 - The liberation of Czechoslovakia, 21. 8. 1968 - Invasion of the Warsaw Pact troops

1948 - 1955 - Politic lawsuit in the Stalin age, 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