The FBI (Federal Bureau of Investigation)

The FBI, or Federal Bureau of Investigation, is the United States' primary law enforcement agency responsible for investigating federal crimes, protecting national security, and upholding the Constitution. It handles a wide range of issues including terrorism, cybercrime, organized crime, white-collar crime, and civil rights violations. The FBI gathers intelligence, conducts investigations, and works closely with local, state, and international agencies to ensure safety and justice. As a domestic agency, it plays a crucial role in preventing threats and solving complex crimes to maintain national stability.