Controversial and colorful American politician and military officer (1819–1914). After discovering his young wife was having an affair, Sickles shot the man, the son of Francis Scott Key, and managed to secure an acquittal with the then-novel defense of temporary insanity. During the Civil War, Sickles served as a general and lost his leg in a famous incident at the Battle of Gettysburg. Ink signature, “D. Sickles,” along with his rank and the date, on an off-white 4 x 2.25 card. In fine condition. RR Auction COA.