Peter Bergen ’s '' United States of Jihad '' provides an authoritative overview of one of the most discussed — yet misunderstood — topics : jihadist terrorism in the United States . As Bergen notes in '' Jihad '' , some 360 Americans have been charged with jihadist terrorism crimes in the US since the September 11 attacks . As a result of those attacks , public opinion has , at times , viewed terrorism as an existential threat to the US
September 11 attacks
September 11 attacks
United States of Jihad