Second Lady of the United States fell out of favor, but was revived in the 1980s. During the 1990s the title was again abandoned, in favor of "wife of the Vice President", but was later resurrected during the administration of Barack Obama. Its use was continued by the administration of Donald Trump, although Donald Trump himself said, during his presidency, that he had never heard the term. Fourteen Second Ladies have gone on to become First Lady of the United States during their husband's terms as President. The first to do this was Abigail Adams, who was married to John Adams, who was the first Vice
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