Niederhagen was a Nazi concentration camp on the outskirts of Büren-Wewelsburg which existed from 1941 to 1943 when it was disbanded.
The inmates were used as slave laborers for the development of Wewelsburg Castle, which – according to Himmler's plans – was to be the "center of the world" after the "Final Victory".
[1] A move to a newly built camp in the Niederhagen suburb of Wewelsburg followed.
They died of hunger, cold, disease and the consequences of ill-treatment.
A total of 56 people from Westphalia-Lippe, including women and children, were executed there on the orders of Heinrich Himmler.