Most domestic terrorists in the U.S. are politically on the right. Paul Campbell, iStock / Getty Images Plus

Right‑wing extremist violence is more frequent and more deadly than left‑wing violence − what the data shows

Donald Trump and top administration officials confidently assert that left-wing political violence is a huge problem in the US. They’re wrong, say researchers who study extremism.
People pray at the scene of the mass shooting in Buffalo, N.Y., on May 15, 2022. Kent Nishimura/Los Angeles Times via Getty Images

Replacement theory isn’t new – 3 things to know about how this once‑fringe conspiracy has become more mainstream

The Buffalo mass shooting reignited discussion of replacement theory. This conspiracy isn’t new, but understanding its roots is helpful to understand its connection to extremism.
White supremacist groups like the National Socialist Movement, seen here at a rally in Arkansas on Nov. 10, 2018, have gained power in the U.S. since 2016. Reuters/Jim Urquhart

White nationalism, born in the USA, is now a global terror threat

The recent massacre at a New Zealand mosque is a traceable, direct outgrowth of an American white nationalist movement that insists immigrants and people of color are a threat to ‘white civilization.’

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