Execution of Mary Surratt, Lewis Powell, David Herold, and George Atzerodt on 7 July 1865 at Fort McNair in Washington, D.C. — Conspirators in the assassination of Abraham Lincoln. 

Execution of Mary Surratt, Lewis Powell, David Herold, and George Atzerodt on 7 July 1865 at Fort McNair in Washington, D.C. — Conspirators in the assassination of Abraham Lincoln.