JFK's assassination ended his presidency.
January 20 1961
John Wilkes Booth ended Lincoln's presidency with a bullet to the brain.
His presidency ended in 1999
His presidency ended by an assassination.
There was no period after his presidency, he was assassinated before his term ended.
Watergate
Bill Clinton's presidency ended on January 20, 2001.
77
He was shot and killed.
A stroke.
John Tyler's presidency started on April 6,1841 and ended in 1845.
Jackie