United States Secretary of Defense to die was Frank Carlucci (1987–1989), on 3 June 2018. United States Secretary of Defense The Secretary of Defense (SecDef) is the leader and chief executive officer of the United States Department of Defense, the executive department of the Armed Forces of the United States. The Secretary of Defense's position of command and authority over the United States' military is second only to that of the President and Congress, respectively. This position corresponds to what is generally known as a Defense Minister in many other countries. The Secretary of Defense is appointed by the President with the advice and consent
William Howard Taft IV of Leva, Hawes, Symington, Martin and Oppenheimer. In February 1981, as one of his first appointments, President Ronald Reagan appointed Taft as General Counsel of the Department of Defense. Taft was then appointed Deputy Secretary of Defense and served from January 1984 to April 1989. He served as acting Secretary of Defense from January to March 1989 after George H. W. Bush became president. Bush's initial nominee, John Tower, was not confirmed by the United States Senate after much contentious debate and testimony. The eventual appointee confirmed in March was Richard B. Cheney (later Vice President of the United States,