Tropicana Casino & Resort Atlantic City did not speak English, claimed Doyle's wife was a fraud, and ended his friendship with Conan Doyle. In 1929, the Ambassador was the site of the infamous Atlantic City Conference, in which a number of organized crime bosses, including Al Capone, Meyer Lansky and Lucky Luciano, negotiated their territorial rights after a wave of violence. In 1931, as Philadelphia gangster Mickey Duffy slept in the hotel, he was shot and killed by assailants who were never caught. The incident was dramatized in the series "Boardwalk Empire", with a character called Mieczyslaw "Mickey Doyle" Kuzik. The hotel eventually closed in the
Murder, Inc. the Commission. Soon after, Siegel and Lansky disbanded the Bugs and Meyer gang and formed Murder, Incorporated. Most of the killers were Italian and Jewish gangsters from the gangs of the Brooklyn neighborhoods of Brownsville, East New York, and Ocean Hill. In addition to carrying out crime in New York City and acting as enforcers for New York Jewish mobster Louis "Lepke" Buchalter, they accepted murder contracts from mob bosses all around the United States. In the book "The Valachi Papers" (1969) by Peter Maas, Mafia turncoat Joe Valachi is described as insisting that Murder, Inc. did not commit crimes