1)March 30, 1981
2)General Alexander Haig, then Secretary of State who rushed to the podium while Reagan was in surgery stating that he was in control in a clumsy attempt to reassure the American public.
Haig clearly had no idea what the Constitution stipulated. This prompted the drafting and ratification of the 25th Amendment which delineates the proper procedures and order of succession in the event the President is incapacitated or deemed incompetent in fulfilling the duties of his office