Index/Topics/U.S. domestic terrorism

U.S. domestic terrorism

Terrorism and violent extremism within the U.S., including left-wing and right-wing incidents

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6 results
Jan 23, 2026
Most Viewed

What factors contribute to left-wing extremism and violence in recent years?

has risen in visibility in recent years even as multiple empirical studies and government data continue to show that most politically motivated fatalities have come from . Still, analysts and official...

Jan 12, 2026
Most Viewed

How do US law enforcement agencies define and track far-left extremism post-2020?

U.S. law enforcement defines "far-left" or left-wing domestic extremism within the broader frame of domestic violent extremism: politically motivated violence or credible threats intended to influence...

Jan 28, 2026

What are documented cases of extremist sympathizers within recent U.S. administrations and how were they handled?

Recent administrations have faced documented instances where individuals with extremist sympathies intersected with or where sympathizers were the target of ; responses ranged from criminal prosecutio...

Jan 22, 2026

How has the frequency of non-Islamic terror attacks changed since 2001?

Since 2001 the global landscape of terrorism has shifted: datasets and scholars show that, once civil-conflict trends are controlled for, has been less “terror‑prone” than the years before 2001 , even...

Jan 11, 2026

What role have social movements and extremist groups played in party-linked political violence?

Social movements and extremist groups have both driven and channeled party-linked political violence in the United States by supplying ideology, networks, tactics and rhetorical cover that can be ampl...

Jan 10, 2026

Has any racist, nationalist, prejudice, supremist, extremism, groups been labeled as terrorist domestic of foreign n the us in all of its history

The United States has historically distinguished between formal terrorist designations for foreign organizations and investigative classifications for domestic violent extremists: federal law and prac...