How Attacks on Presidents and Candidates Have Shaped US History

The shooting of former President Donald Trump on July 13 was only the most recent act of political violence that has often shaped US history.

Trump said he was “fine” after a bullet grazed his ear during a rally in Butler, Pennsylvania. The attacker was killed by Secret Service agents, and one other person at the event died. Authorities are investigating Saturday’s attack as an assassination attempt.

Donald Trump is surrounded by Secret Service agents after he was shot at a rally in Butler, Pennsylvania, on Saturday.

Photographer: Joe Appel/Bloomberg

The killings of Abraham Lincoln, James Garfield and William McKinley eventually led to Secret Service protection, and the assassination of John F. Kennedy shocked the nation and resulted in even tighter ...