 Soldiers in the trenches of the First World War suffered severely from lice , and the typhus they carried . The Germans boasted that they had lice under effective control , but themselves suffered badly from lice in the Second World War on the Eastern Front , especially in the Battle of Stalingrad . " Delousing " became a grim euphemism for the extermination of Jews in concentration camps such as Auschwitz under the Nazi regime . 
