Chief Commission for the Prosecution of Crimes against the Polish Nation

The Chief Commission for the Prosecution of Crimes against the Polish Nation (Polish: Główna Komisja Ścigania Zbrodni przeciwko Narodowi Polskiemu) is a governmental agency created in 1945 in Poland. It is tasked with investigating Nazi crimes against the Polish nation and since 1991 also of Communist crimes. In 1999, it was transformed into the main organizational unit of the investigative department of the Institute of National Remembrance (IPN).