1863President Abraham Lincoln issues General Order No. 252, warning the Confederate military that Union forces would shoot a rebel prisoner for every Black prisoner shot. It would also condemn a rebel prisoner to a life of hard labor for every Black Union prisoner sold into slavery.1975Teamsters President Jimmy Hoffa disappears from the parking lot of a restaurant in a Detroit suburb. He was never seen or heard from again and is believed to have been murdered by the mafia. He was declared legally dead in 1982.