The Secret Service was created on the day Lincoln was assassinated.

  • Assassination of Abraham Lincoln
Assassination of Abraham Lincoln
Credit: © duncan1890—DigitalVision Vectors/Getty Images
Author Bess Lovejoy

June 11, 2026

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On April 14, 1865, President Abraham Lincoln signed legislation creating the U.S. Secret Service. That very evening, he was assassinated at Ford’s Theatre by John Wilkes Booth. It seems like one of history’s strangest cases of ironic timing. But the story isn’t quite as uncanny as it sounds, because the Secret Service wasn’t created to protect the president. 

The agency’s original purpose was slightly less dramatic: fighting counterfeiters. In the mid-1800s, the American money system was chaotic; individual banks issued their own bills, and fake currency flooded the economy. By some estimates, as much as one-third of the nation’s money in circulation was counterfeit. The Civil War only made the problem worse, and U.S. Treasury officials pushed for a dedicated force to investigate financial fraud. That force was the Secret Service.

Meanwhile, Lincoln had remarkably little protection on that fateful night in 1865. Presidential security in the 19th century was casual by modern standards, and there was no permanent force assigned to guard the commander in chief. On the night of the assassination, a single Washington police officer, John Parker, had been assigned to accompany Lincoln to the theater. Historians still don’t know exactly where Parker was when Booth entered the presidential box.

It would take more than 30 years and two murders for the Secret Service to get the job it has today. Only in 1901, after the assassinations of Presidents James A. Garfield and William McKinley, did Congress permanently assign the Secret Service to presidential protection. (It still investigates counterfeiting, too.)