Keywords: Geschichte 1900-2000 ; Geschichte 1933-1945 ; Ethik ; Geschichte ; Disabled Persons ; Euthanasia Sources Moral and ethical aspects 20th century ; History ; Euthanasia ethics ; History, 20th Century ; Hospitals, Psychiatric ; Mentally ill Sources Crimes against ; History ; National Socialism history ; National socialism and medicine ; National socialism Moral and ethical aspects ; People with disabilities Sources Crimes against ; History ; Psychiatric hospital care Sources History 20th century ; War Crimes history ; Drittes Reich ; Euthanasie ; Deutschland ; Deutschland ; Biografie ; Quelle ; Biografie ; Deutschland ; Euthanasie ; Geschichte 1933-1945 ; Drittes Reich ; Euthanasie