leading historian John McWilliams to claim that, “the bureau itself was actually the major source of supply and protector of heroin in the United States.” Anslinger had been too busy chasing doctors, jazz singers, addicts, and Chinese dragons to see there were drug dealers in front of him all along. But no matter. Harry had won. By the time he left office as the only man ever to run a U.S. security agency longer than J. Edgar Hoover, nobody was suggesting disbanding the Federal Bureau of Narcotics anymore. It was an essential part of the government machine.