He was arrested and later killed at the Dachau concentration camp .
Carl Albert Fritz ( Michael ) Gerlich ( 15 February 1883 -- 30 June 1934 ) was a German journalist and historian , and one of the main journalistic resistors of Adolf Hitler .
Carl Albert Fritz ( Michael ) Gerlich was arrested and later killed at the Dachau concentration camp .
Carl Albert Fritz ( Michael ) Gerlich ( 15 February 1883 -- 30 June 1934 ) was a German journalist and historian , and one of the main journalistic resistors of Adolf Hitler .