The FBI, or Federal Bureau of Investigation, is a principal federal investigative agency in the United States. Established in 1908, it operates under the Department of Justice and is responsible for enforcing federal laws, investigating crimes, and gathering intelligence. The FBI focuses on various areas, including terrorism, cybercrime, organized crime, and civil rights violations. The FBI is headquartered in Washington, D.C. and has field offices across the country. Its agents, known as Special Agents, undergo rigorous training at the FBI Academy in Quantico, Virginia. The agency works closely with other law enforcement agencies and international partners to ensure public safety and national security.