マイダネク
In the spring of 1943 he was arrested by the Gestapo for harboring Jews, specifically for providing Jews with more than 600 baptismal certificates (alternative date from another source: He was arrested by the Gestapo on December 20th, 1942). On March 25, 1944 he died in the infirmary of Majdanek concentration camp near Lublin, Poland.