1865, 7 july, Navy Yard, WASHINGTON, D.C., USA : Execution of the conspirators: scaffold in use and crowd in the yard, seen from the roof of the Arsenal. The four condemned conspirators Mrs. Mary Surratt (1820 - 1865), Lewis Powell aged 21 (aka Lewis Payne or Paine, 1844 - 1865), David E. Herold and George A. Atzerodt the day of the hanging. Mary Surratt becoming the first woman executed by the United States federal government. The The U.S.A. President ABRAHAM LINCOLN (1809 - 1865), dead April 15th 1865.