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 Cabinet meetings in his absence. Nixon was also the first vice president to formally assume temporary control of the executive branch, which he did after Eisenhower suffered a heart attack on September 24, 1955, ileitis in June 1956, and a stroke in November 1957. Until 1961, vice presidents had their offices on Capitol Hill, a formal office in the Capitol itself and a working office in the Russell Senate Office Building. Lyndon B. Johnson was the first vice president to be given an office in the White House complex, in the Old Executive Office Building. The former Navy Secretary's office