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 stipulates that the vice president takes over the "powers and duties" of the presidency in the event of a president's removal, death, resignation, or inability. Even so, it does not clearly state whether the vice president became President of the United States or simply acted as president in a case of succession. Debate records from the 1787 Constitutional Convention, along with various participants' later writings on the subject, show that the framers of the Constitution intended that the vice president would temporarily exercise the powers and duties of the office in the event of a president's death, disability or removal,