Edwin Stanton McCook
Edwin Stanton McCook was an American general and politician. A Union Army general during the American Civil War and a postbellum politician in the Dakota Territory, he was assassinated in office while serving as acting governor on September 11, 1873.
One of a famous family of Civil War officers, the Fighting McCooks, he was born in Carrollton, Ohio, a son of Daniel McCook. He was educated at the United States Naval Academy at Annapolis, Maryland, and was a member of the Naval Lodge 69 of the Freemasons in New York City.
Source: Wikipedia