Based on publicly available records and law enforcement reports, there were several confirmed plots, threats, and security incidents identified as serious assassination attempts or high-level plots against Donald Trump between 2015 and 2020, while he was a candidate and during his presidency.
Key incidents during this period include:
- June 2016 (Las Vegas Rally): Michael Steven Sandford, a 20-year-old British man, attempted to seize a police officer’s gun at a rally to shoot Trump. He later told officials his intent was to kill him.
- September 2017 (Bismarck, North Dakota): Gregory Lee Leingang stole a forklift and attempted to crash it into the presidential motorcade at a rally.
- November 2017 (Manila, Philippines): A man associated with the Islamic State was arrested on suspicion of plotting to assassinate Trump during the ASEAN Summit.
- October 2018 (White House): William Clyde Allen III, a former U.S. Navy sailor, was arrested for sending an envelope containing ricin to President Trump, which was intercepted.
- September 2020 (White House): Pascale Ferrier, a Canadian woman, sent a letter containing ricin to the White House and was arrested attempting to enter the U.S. with firearms.
Wikipedia +4
While these are the commonly cited publicly confirmed incidents of intent, security agencies likely prevented others. Some sources note that throughout his first term, he was targeted but unharmed in several failed plots
