robert todd lincoln
The only presidents killed by guns were Abraham Lincoln and John F. Kennedy.
Only John F. Kennedy
Three
No. Reagan, for example, was shot during his term in office, though he wasn't killed.
Only forty-three presidents and one was a bachelor
Of the four assassinated Presidents, only John F. Kennedy was a Democrat. Abraham Lincoln, James A. Garfield, and William McKinley were Republicans.
The only president that served three terms is Franklin D. Roosevelt (1933 - 1945).
CLINTON
Franklin D. Roosevelt
Lincoln was killed in 1865, Garfield was killed in 1881, McKinley was killed in 1901 and John Kennedy was killed in 1963.
If the president resigns or is killed while in term, the vice president takes over his job.