Open a dictionary.
Well, let's see what the FBI says.
"Domestic terrorism" means activities with the following three characteristics:
1. Involve acts dangerous to human life that violate federal or state law;
2. Appear intended (i) to intimidate or coerce a civilian population; (ii) to influence the policy of a government by intimidation or coercion; or (iii) to affect the conduct of a government by mass destruction, assassination. or kidnapping; and
3. Occur primarily within the territorial jurisdiction of the U.S.
Check. Check. Check.
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