The FBI is the principal arm of the United States Department of Justice. It has the authority and responsibilty to investigate specific crimes assighned to it. The FBI also is authorized to provide other law enforcement agencies with cooperative services, such as fingerprint identification, laboratory examinations, and police training. The overall mission of the FBI is to uphold the law through the investigation of violations of federal criminal law, to protect the United States from foreign intelligence activities, to provide leadership and law enforcement assistance to federal, state, local, and international agencies, and to perform these responsibilities in a manner that is responsive to the needs of the public and is fathful to the Constitution of the United States.
As the primary investigative division of the federal government, the FBI is responsible for enforcing over 260 federal statutes and for conducting sensitive national security investigations. FBI activites include investigations into organized crime, white-collar crime, public corruption, financial crime, fraud against the government, bribery. copy-right matters, civil rights violations, bank robbery, extortion, kidnapping, air piracy, terrorism, foreign counerintelligence, interstate criminal activity. fugitive and drug-trafficking matters, and other violations of federal statutes. The FBI also works with other federal, state, and local law enforcement agencies in investigating matters of common interest and in training law enforcement officers at the FBI Academy.