Nixon appointed to use diplomacy to end the war. he begin secret negotiations with le duc tho of

Henry Alfred Kissinger

Explanation:

Henry Alfred Kissinger, born Heinz Alfred Kissinger (Fürth, May 27, 1923), is an American politician of German origin who had a great influence on international politics, not only of the United States with respect to other countries but also on other Nations He served as secretary of state during the terms of Richard Nixon and Gerald Ford, playing this preponderant role in US foreign policy between 1969 and 1977 and was a National Security Advisor during the entire initial mandate of the former.

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