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FBI definition of extremists

The FBI defines extremists in operational terms tied to violent acts or the intent to commit violence, using statutory definitions of domestic terrorism.

Fact-Checks

2 results
Feb 1, 2026

Has the FBI ever designated a domestic political ideology or civil‑rights movement as a terror category before?

The FBI has long investigated and labeled violent activity by -based actors according to threat categories—like “racially or ethnically motivated violent extremists” and “anti‑government or anti‑autho...

Jan 27, 2026

How have civil‑liberties groups documented FBI interactions with anti‑ICE protesters after 2025?

of federal scrutiny, interrogation and investigative activity directed at anti‑ICE protesters after 2025, using media accounts, legal filings, video documentation and court declarations to make their ...