KnowraFederal Bureau of InvestigationLinked fromLinked fromThe 41 pages that link to Federal Bureau of Investigation, each with the reason it gives.All 41Broader topic 4Related 25Narrower topic 8Compared with 4J. Edgar HooverBroader topic: Hoover joined this predecessor agency in 1917 and became its director in 1924.United States Department of JusticeBroader topic: The FBI is the department’s principal investigative agency.Kash PatelBroader topic: Patel became the bureau's director in 2025.Law enforcement agencyBroader topic: The FBI illustrates a national agency with broad investigative responsibilities.