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
Spiro Agnew governor. He hired Charles Stanley Blair as chief of staff; Blair had been a member of the House of Delegates and served as Maryland Secretary of State under Agnew. Arthur Sohmer, Agnew's long-time campaign manager, became his political advisor, and Herb Thompson, a former journalist, became press secretary. Agnew was sworn in along with Nixon on January 20, 1969; as was customary, he sat down immediately after being sworn in, and did not make a speech. Soon after the inauguration, Nixon appointed Agnew as head of the Office of Intergovernmental Relations, to head government commissions such as the National Space