Speaker of the United States House of Representatives by the President "pro tempore" of the Senate and by the heads of federal executive departments. To date, the implementation of the Presidential Succession Act has never been necessary and no Speaker has ever acted as President. Implementation of the law almost became necessary in 1973 after the resignation of Vice President Spiro Agnew. At the time, many believed that President Richard Nixon would resign because of the Watergate scandal, allowing Speaker Carl Albert to succeed to the Presidency. However, before he resigned, Nixon appointed Gerald Ford as Vice President in accordance with the Twenty-fifth Amendment. Nevertheless, the United States
Vice President of the United States (Martin Van Buren's running mate) was elected the nation's ninth vice president over Francis Granger. Pursuant to the Twentieth Amendment, the vice president's term of office begins at noon on January 20, as does the president's. The first presidential and vice presidential terms to begin on this date, known as Inauguration Day, were the second terms of President Franklin D. Roosevelt and Vice President John Nance Garner in 1937. Previously, Inauguration Day was on March 4. As a result of the date change, the first term (1933–37) of both men had been shortened by days. Also in 1937, the Vice