He was arrested the first time by the Gestapo in 1935 , but was soon released . In 1938 , he represented German Jews at the international Évian Conference in France , convened at the initiative of Franklin D. Roosevelt . Returning to Berlin , he continued his protests . Shortly after Kristallnacht , Hirsch was again arrested , this time for protesting the pogrom . He was sent to Sachsenhausen concentration camp for two weeks and was released , after which he devoted himself to helping Jews to emigrate
Kristallnacht
Kristallnacht
Otto Hirsch