Plot Against William Howard Taft

Background

At the time, William Howard Taft was listed as sitting president. The record is categorized as foiled or abandoned plot with a medium confidence level.

Event details

The reported method was suspected shooting plot. Foiled; armed man reportedly discovered near procession route.

Aftermath

Bergerson was reportedly apprehended near the parade route before he could act, and Taft completed his El Paso appearance without incident. The meeting was the first border summit between U.S. and Mexican heads of state, held jointly with Mexican President Porfirio Díaz, and its diplomatic significance overshadowed the security alert. Bergerson was detained and questioned, but the historical record on any subsequent legal proceedings is sparse. The incident contributed to ongoing reviews of security protocols for presidential travel and the challenges of managing crowds at high-profile diplomatic events. It was one of several threat reports during Taft's presidency that shaped the Secret Service's evolving protective procedures.

Historical significance

The El Paso incident is historically noteworthy as one of the earliest documented security alerts during a sitting president's international meeting. The Taft-Díaz summit was itself the first meeting between heads of state of the United States and Mexico at the border, a milestone in bilateral relations. The security response illustrated how dependent early-20th-century presidential protection remained on improvisation and local law enforcement rather than a systematic federal protective apparatus, even after McKinley's assassination had prompted Secret Service reform. The episode is a minor but illustrative marker in the gradual professionalization of presidential security operations.

Sources

• Taft–Díaz Summit — Wikipedia contributors
• List of United States presidential assassination attempts and plots — Wikipedia contributors