Ministerstwo Spraw Wewnętrznych Rządu Rzeczypospolitej Polskiej w Londynie. Biuro ds. Zbrodni Wojennych (Sygn. GK 159)

This collection contains materials related to the research and investigation of perpetrators of war crimes such as: witness testimonies after the invasion of Germany in September 1939, reports of crimes committed against Poles on Polish territory and in Germany, lists of local German officials, Gestapo chief officers, guards of concentration camps, data related to concentration camps, German police authorities, accounts of Polish refugees about the conditions of life in Poland and crimes committed against civilians by the occupation authorities and Wehrmacht in the initial period of occupation, data concerning German officials and party activists, card files of individuals suspected of collaboration in the destruction of Polish culture and employed by German institutions, lists and card files of German war criminals, materials concerning the extermination of Jews in Poland, “applications of accusations,” and file Nos. 1-43 of the United Nations War Crimes Commission (UNWCC, Międzynarodowa Komisja Badania Zbrodni Wojennych) concerning German crimes committed in Poland.