This reached a climax on 9November 1938 , when Jews were attacked in their homes and businesses during the night of Kristallnacht . Otto Metzger was returning from Britain , where he had just concluded a licensing agreement with a British company , '' Enfield Rolling Mills Ltd '' , to use his patented impact-extrusion technology . He was arrested by the Gestapo at the German border , on his way home to Nuremberg , and imprisoned in the Dachau concentration camp . Meanwhile his wife , having had their home and belongings invaded and smashed by Nazi stormtroopers and having spent the night wandering the streets of Nuremberg , waited in vain for Otto ’s return
Kristallnacht
Kristallnacht
Otto Metzger