American abolitionists
Mark Twain
Samuel Langhorne Clemens (November 30, 1835 – April 21, 1910), known by the pen name Mark Twain, was an American writer, humorist, and essayist. He has been praised as the "greatest humorist the United States has produced", with William Faulkner calling him "the father of American literature".
Wild Bill Hickok
James Butler Hickok (May 27, 1837 – August 2, 1876), better known as "Wild Bill" Hickok, was a folk hero of the American Old West known for his life on the frontier as a soldier, scout, lawman, cattle rustler, gunslinger, gambler, showman, and actor, and for his involvement in many famous gunfights.