Karl Ludwig Freiherr von und zu Guttenberg

Karl Ludwig Freiherr von und zu Guttenberg (22 March 1902 – 23/24 April 1945) was a member of the German anti-Nazi resistance.

Karl Ludwig von Guttenberg was a Catholic monarchist who started publishing the White Papers; Journals on History, Tradition and State (formerly called Monarchy) in 1934.

The White Papers (in German: Weiße Blätter) soon became an important organ and also a meeting place, through their publishers many various contacts, for the conservative opposition against the Nazi regime under Hitler.

After the failure of the assassination attempt on Adolf Hitler on 20 July 1944, von Guttenberg was arrested by the Gestapo and interrogated under torture, apparently without result and he revealed no names of members of the resistance.

In the night between the 23 and 24 of April in 1945, Karl Ludwig von und zu Guttenberg was murdered by order of Gestapo chief Heinrich Müller.