In 1940, the Hartheim Castle in Austria was converted into a Nazi euthanasia facility for the Aktion T4 program. Between 1940-1944, the Nazis sent patients deemed mentally or physically disabled, prisoners from nearby concentration camps, and civilian forced laborers to the facility, where they were killed. Explore more content related to Hartheim during and after the Holocaust (1933-1945).
We would like to thank Crown Family Philanthropies, Abe and Ida Cooper Foundation, the Claims Conference, EVZ, and BMF for supporting the ongoing work to create content and resources for the Holocaust Encyclopedia. View the list of donor acknowledgement.