26.8. 1980 Solidarity strike in Wroclaw , 28.8. 1980 Holy Mass for strikers in the bus depot in Wrocław

1948 - 1955 - Tito - Stalin split

Deportations to the Far East, Siberia and North Kazachstan 1939–1941 and 1944–1950, 5. 1. - 21. 8. 1968 - The Prague Spring

30. 5. 1945 – 29. 10. 1946 - Expulsion of Germans from Czechoslovakia, 1950 - creation of the buffer zone between Czechoslovakia and Western Germany and Austria, 1951 - creation of the restricted border area along the Czechoslovakian border with Western Germany and Austria, 21. 8. 1968 - Invasion of the Warsaw Pact troops, 1989 - The fall of the iron curtain