John F. Kennedy
On November 22, 1963, Lee Harvey Oswald shot and killed President Kennedy in Dallas, Texas. The assassination still sparks debates about whether Oswald acted alone, as he was killed by Jack Ruby two days later.
Theodore Roosevelt
Former President Roosevelt was campaigning to return to the White House when he was shot during a speech in Milwaukee on October 14, 1912. The 50-page text of his speech and a glasses case in his pocket slowed the bullet. Roosevelt continued his address and recovered, but lost the election to Woodrow Wilson. John Schrank, the would-be assassin, was found legally insane and institutionalized until his death.
William McKinley
McKinley was shot in Buffalo, New York, on September 6, 1901, and later died from his wounds, making Vice President Roosevelt the new president. Anarchist Leon Czolgosz was convicted of the assassination and executed.
James Garfield
Garfield was shot in Washington on July 2, 1881, and died from complications two months later. Charles Guiteau, a writer and lawyer, was convicted of the crime and sentenced to death.
Abraham Lincoln
Lincoln was shot and killed in Washington on April 14, 1865, by John Wilkes Booth, a well-known actor and Confederate sympathizer. Booth was killed after a nearly two-week manhunt.