On July 7, 1865, Mary Surratt became the first woman executed by the U.S. federal government. She was convicted of taking part in the conspiracy to assassinate President Abraham Lincoln. Surratt’s execution remains controversial, with debates about the extent of her involvement and the fairness of her trial. Her death marks a notable moment in American legal history, reflecting the tensions and aftermath of the Civil War, and raises ongoing discussions about justice and due process.