Part 1 of Essay
To uphold the law through the investigation of violations of federal criminal law; to protect the U.S. from foreign intelligence and terrorist 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 resp ....

Part 2 of Essay
.... the early period of the FBIs history, its agents investigated violations of mainly bankruptcy frauds, antitrust crime, and neutrality violation. During World War One, the Bureau was given the responsibility of investigating espionage, sabotage, sedition (resistance against lawful authority), and draft violations. The passage of the National Motor Vehicle Theft Act in 1919 further broadened the Bureau's jurisdiction. After the passage of Prohibition in 1920, the gangster era began, bringing about a whole new type o ....