Chicago The 1920s saw gangsters, including Al Capone, Dion O'Banion, Bugs Moran and Tony Accardo battle law enforcement and each other on the streets of Chicago during the Prohibition era. Chicago was the location of the infamous St. Valentine's Day Massacre in 1929, when Al Capone sent men to gun down members of a rival gang, North Side, led by Bugs Moran. Chicago was the first American city to have a homosexual-rights organization. The organization, formed in 1924, was called the Society for Human Rights. It produced the first American publication for homosexuals, "Friendship and Freedom". Police and political pressure caused
Saint Valentine's Day Massacre that both machine guns be brought there at once. Through the then relatively new science of forensic ballistics, both weapons were determined to have been used in the massacre – and that one of Burke's Tommy guns had also been used to murder New York mobster Frankie Yale (who participated in O'Banion's murder) a year and a half earlier. Unfortunately, no further concrete evidence would surface in the massacre case. Burke would be captured over a year later on a Missouri farm. As the case against him in the murder of Officer Skelly was strongest, he was tried in Michigan