President-elect of the United States the 25th Amendment. The first instance was in 1973, when Gerald Ford was nominated by President Richard Nixon to succeed Spiro Agnew, who had resigned. The second came in 1974, when Ford, who had succeeded to the presidency following Nixon's resignation, nominated Nelson Rockefeller to succeed him. During both vacancies, the nominee was called Vice President-designate, instead of Vice President-elect, as neither had been elected to the office. As a result of these events, the nation has had two more Vice Presidents than it has had Vice President-elects. While he is currently the 48th U.S. Vice President, Mike Pence was
Acting President of the United States thirty-five years old; and be a resident in the United States for at least fourteen years. A person who meets these requirements may still be constitutionally disqualified from the presidency under any of the following conditions: Article II, Section 1, Clause 6 makes the vice president first in the line of succession. It also empowers Congress to provide by law who would act as president in the case where neither the president nor the vice president were able to serve. Two constitutional amendments elaborate on the subject of presidential succession and fill gaps exposed over time in the original provision: