In the 1930s, John Dillinger was Public Enemy No. 1 — the elusive bank robber who captured the public’s and the FBI’s attention. Seventy-five years after his dramatic death in a shootout outside Chicago’s Biograph Theater, FBI historian John Fox tells the Newseum’s Patty Rhule why Dillinger remains a compelling figure.

The Newseum's Sonya Gavankar shows some of the FBI’s crime-fighting techniques and technology during an action-packed Family Day.

FBI agents found a spartan dwelling when they arrived at Theodore Kaczynski's cabin in the woods near Lincoln, Mont., in April 1996. But inside were numerous clues to his life as the Unabomber.

For nearly 50 years, J. Edgar Hoover was the powerful ruler of the FBI, turning it into one of the world's finest and most recognizable crime-fighting forces. But power had its limits, as Hoover's iron-fisted leadership led to FBI abuses.