Most people believe the Federal Bureau of Investigation began under J. Edgar Hoover in the 1920s or 1930s. Many also naturally assume it was developed for the express purpose of fighting crime. However, the reality is very different. The reality is it began years earlier, in 1908, under President Theodore Roosevelt. In The Birth of the FBI: Teddy Roosevelt, the Secret Service, and the Fight Over America's Premier Law Enforcement Agency, Willard...