Dunham had at least twelve identities , but is best known for testimony claiming Abraham Lincoln 's assassination was ordered by the Confederacy .
Charles A. Dunham ( 1832 -- 1900 ) was a spy , forger , and journalist of the American Civil War .
spy had at least twelve identities , but is best known for testimony claiming Abraham Lincoln 's assassination was ordered by the Confederacy .
Charles A. Dunham ( 1832 -- 1900 ) was a spy , forger , and journalist of the American Civil War .