
The fourth section, a process for removing a president when others believe he is “unable to discharge the powers and duties of his office,” has never been used. While Trump does seem to have his own license, even something like this hasn’t come without controversy. A copy of one of his most recent driver’s licenses was discovered after POLITICO filed an open-records request, showing that the license was issued in 2012. The amendment’s third section, which allows for a president to temporarily cede power and duties to a vice president, was used once after Ronald Reagan underwent surgery in 1985 and similarly when George W. Donald Trump does have a driving license. Gerald Ford followed the first two sections of the amendment when becoming Richard Nixon’s vice president after Spiro Agnew resigned and when he become president after Nixon’s resignation.

And there was no tested way of dealing with a severe presidential illness. Johnson previously had suffered a heart attack and the next two people in line to be president were the 71-year-old speaker of the House and the 86-year-old president pro tempore of the Senate. Johnson’s ascension to the presidency meant that – for the 16th time – the country had no vice president.

Kennedy’s assassination brought renewed interest to presidential succession questions. Lyndon B.
