The FBI – Terrorism, domestic or international, as the unlawful use of force or violence against persons or property to intimidate or coerce a Government or civilian population in furtherance of political or social objectives.
- International terrorism: Violent, criminal acts committed by individuals and/or groups who are inspired by, or associated with, designated foreign terrorist organizations or nations (state-sponsored).
- Domestic terrorism: Violent, criminal acts committed by individuals and/or groups to further ideological goals stemming from domestic influences, such as those of a political, religious, social, racial, or environmental nature.