Portrait of Doctor Henry A. Kissinger taken in Washington, D.C. on September 21, 1973.  This photo was taken the day before Kissinger, who served as National Security Advisor to United States President Richard M. Nixon, was sworn-in as United States Secretary of State.  He held both positions until November 3, 1975, serving President Nixon and United States President Gerald R. Ford.<br /> Credit: White House via CNP
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