Vice President of the United States the Twenty-fifth Amendment established a procedure for filling such a vacancy: This procedure has been implemented twice since the amendment came into force. The first instance occurred in 1973 following the October 10 resignation of Spiro Agnew, when Gerald Ford was nominated by President Richard Nixon and confirmed by Congress. The second occurred 10 months later following Ford's August 9, 1974 accession to the presidency upon Nixon's resignation, when Nelson Rockefeller was nominated by President Ford and confirmed by Congress. Had it not been for this new constitutional mechanism, the vice presidency would have remained vacant after Agnew's resignation and
Vice President of the United States Who determined the existence of an inability? Did a vice president become president for the rest of the presidential term in the case of an inability; or was the vice president merely "acting as President"? During the 19th and first half of the 20th century several presidents experienced periods of severe illness, physical disability or injury, some lasting for weeks or months. During these times, even though the nation needed effective presidential leadership, no vice president wanted to seem like a usurper, and so power was never transferred. After President Dwight D. Eisenhower openly addressed his health issues and made