Lewis Thornton Powell ( April 22 , 1844 – July 7 , 1865 ) , also known as Lewis Payne and Lewis Paine , was an American who attempted to assassinate United States Secretary of State William H. Seward on April 14 , 1865 . He was a conspirator with John Wilkes Booth , who assassinated President Abraham Lincoln that same night
assassinated
Assassination of Abraham Lincoln
Lewis Powell (conspirator)