Four Lincoln assassination conspirators executed 150 years ago this hour (July 7 1865)


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(Friday, July 7, 1865, 1:26 p.m. local time) — Four people, including Mary Surratt, Lewis Powell, David Herold, and George Atzerodt, were hanged today in the Old Arsenal Penitentiary courtyard in Washington, D.C., after being convicted of conspiring with John Wilkes Booth to assassinate President Abraham Lincoln.

Surratt was the first woman to be executed by the U.S. federal government.