Contains reproductions of hundreds of FBI files documenting the federal scrutiny, harassment, and prosecution to which black Americans of all political persuasions were subjected. Many of the documents originated with black "confidential special informants" enlisted by the FBI to infiltrate a variety of organizations. The collection provides detailed coverage of: "Negro radicals" and their organizations; the FBI's infringement of First Amendment freedoms; and its preoccupation with black radicalism between 1920 and 1984.