A new study issued by the New America Foundation and Syracuse University’s Maxwell School of Public Policy documents and compares cases of homegrown jihadist versus right-and left-wing terrorism in the United States since the Sept. 11, 2001 attacks.
New America’s Peter Bergen and Andrew Lebovich write, “In the aftermath of the 9/11 attacks, one of the fears of ordinary citizens and terrorism experts alike was that a new wave of terrorists would strike, some of them armed with chemical, biological, radiological or even nuclear materials.