Vznik nezávislého odborové hnutí Solidarita, Výjimečný stav v Polsku

1945 - 1946 Resettlement of Poles in the "Regained lands"

1989 - The fall of the iron curtain, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 31. 12. 1992 Dissolution of Czechoslovakia

September 1939- occupation of the entire Upper Silesia by Germany, March 1945 - the occupation of Upper Silesia by the Soviet army

1945 - 1946 Resettlement of Poles in the "Regained lands"

8. 5. 1945 - End of WWII

Výjimečný stav v Polsku, 26 April 1986 - Chernobyl disaster, 25.3.1988 Candle demonstration in Bratislava, 17. 11. - 29. 12. 1989 - The Velvet Revolution in Czechoslovakia, 31. 12. 1992 Dissolution of Czechoslovakia

1945 - 1947 Expulsion of Germans from former German East territories, Výjimečný stav v Polsku

8. 5. 1945 - End of WWII, 12.1.1945 - 13.2.1945 Vistula–Oder Offensive

29. 9. 1938 - The Munich Diktat, 2. 10. 1938 - Poland's annexation of Teschen area, 8. 5. 1945 - End of WWII, 21. 8. 1968 - Invasion of the Warsaw Pact troops, Výjimečný stav v Polsku