 In 1939 he was conscripted to the Wehrmacht and became a first lieutenant at the end of World War II.From 1949 to 1972 he was a member of the German Bundestag, in which he served from 1965 to 1969 as deputy chief of CDU/CSU-Bundestagsfraktion.From 1950 to 1955 he served as Special Representative of the Chancellor, leading the "Amt Blank" (Blank Agency), officially responsible for affairs relating to the Allied occupying troops, but in reality mainly charged by Chancellor Konrad Adenauer with covertly preparing the re-establishment of the German armed forces.