 After the communist takeover of Poland, the camp was reinstated and run first by the Soviet Union and then the People's Republic of Poland till 1956, mainly to intern the local German population, who had formed the region's majority population.During this period, it was renamed as the Central Labour Camp in Jaworzno ("Centralny Obóz Pracy w Jaworznie", COP Jaworzno).The Nazi concentration camp at Jaworzno was opened on June 15, 1943, as one of many subcamps of the Auschwitz concentration camp.