Kai-Uwe von Hassel was a German politician from Schleswig-Holstein associated with the Christian Democratic Union (CDU). He served as Minister President of Schleswig-Holstein from 1954 to 1963, as Federal Minister of Defence from 1963 to 1966, and as Federal Minister for Displaced Persons, Refugees and War Victims from 1966 to 1969. From 1969 to 1972 he was the fourth president of the Bundestag.

The Federal Ministry of Defence, abbreviated BMVg, is a top-level federal agency, headed by the Federal Minister of Defence as a member of the Cabinet of Germany. The ministry is headquartered at the Hardthöhe district in Bonn and has a second office in the Bendlerblock building in Berlin, which is occasionally used as a metonym to denote the entire Ministry.