A visitor looks at the faces of some of the victims of the Oklahoma City bombing at the Oklahoma National Memorial museum in Oklahoma City. Joe Raedle/Getty Images

19 years after 9/11, Americans continue to fear foreign extremists and underplay the dangers of domestic terrorism

The Sept. 11 bombings killed almost 3,000 Americans. But if you exclude that unique event for the last two decades of terrorist activity, a different picture of US vulnerability appears.
A woman holds a flag as she looks out over the National Sept. 11 Memorial and Museum. REUTERS/Lucas Jackson

Threats of violent Islamist and far‑right extremism: What does the research say?

Data on violent incidents in the US reveal that our focus on Islamist extremism since 9/11 may be misguided.

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