George H.W. Bush, U.S. ambassador to the United Nations, listens to a speaker during a 1971 session of the U.N. General Assembly in New York. (© Bettm

George H.W. Bush, U.S. ambassador to the United Nations, listens to a speaker during a 1971 session of the U.N. General Assembly in New York. (© Bettmann/Getty Images)

George H.W. Bush, U.S. ambassador to the United Nations, listens to a speaker during a 1971 session of the U.N. General Assembly in New York. (© Bettmann/Getty Images)