Disasters caused by one or more, deliberate or negligent actions of a person. Examples include plane crashes, train derailments, nuclear accidents, rioting, mass shootings, and major automobile crashes.

A subset of terrorism in which terrorist groups participate directly in the cultivation, manufacture, transportation, or distribution of controlled substances and the monies derived from these activities

terrorism practices in a foreign country by terrorists who are not native to that country

the use or threat of the use of violence of a criminal nature against people or property by an environmental-oriented group for environmental-political reasons

states that use force or the threat of force without declaring war to terrorize citizens and achieve a political goal

terrorism used to seek to form self-determination which may range from gaining greater autonomy to establishing a completely independent sovereign state. They consider themselves freedom fighters

Using nuclear materials as a terrorist tactic with the intent to cause massive devastation; attacking nuclear facilities, purchasing or building nuclear weapons, and dispersing radioactive materials

Any premeditated, politically motivates attack against information, computer systems, computer programs, and data which results in violence against non-combatant targets by sub-national groups or clandestine agents

Naturally occurring disasters that cause great damage or loss of life. Natural disasters can easily devastate and tax the resources of cities, states, and regions. Examples include hurricanes, tornadoes, earthquakes, tsunamis, floods, storm

terrorism practices in one’s own country against one’s own people

unlawful use or threatened use of force or violence by a person or an organized group against people or property with the intention of intimidating or coercing societies or governments, often for ideological or political reasons.