Clark Clifford 9th United States Secretary of Defense In office February 29, 1968 – January 20, 1969 President Lyndon B. Johnson Deputy Paul H. Nitze Preceded by Robert S. McNamara Succeeded by Melvin R. Laird Chairman of the President's Intelligence Advisory Board In office 1963–1968 President John F. Kennedy Lyndon B. Johnson Preceded by James Rhyne Killian Succeeded by Maxwell D. Taylor 2nd White House Counsel In office 1946–1950...
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Clark Clifford 9th United States Secretary of Defense In office February 29, 1968 – January 20, 1969 President Lyndon B. Johnson Deputy Paul H. Nitze Preceded by Robert S. McNamara Succeeded by Melvin R. Laird Chairman of the President's Intelligence Advisory Board In office 1963–1968 President John F. Kennedy Lyndon B. Johnson Preceded by James Rhyne Killian Succeeded by Maxwell D. Taylor 2nd White House Counsel In office 1946–1950...