1 of 4 | President Nguyen Van Thieu of South Vietnam is escorted by Vice President Spiro Agnew upon arrival at nearby Andrews ...

The United States President, Mr. Gerald Ford, denied... that the U.S. had exerted “any kind of direct pressure” on the South Vietnamese President, Mr. Nguyen Van Thieu, to resign.

In 1967, a Greek army coup in Athens sent King Constantine II into exile in Italy. In 1975, Nguyen Van Thieu resigned as president of South Vietnam after denouncing the United States as untrustworthy.