This CSIS brief examines the state of terrorism in the United States. It asks two sets of questions. First, what are the most significant types of terrorism in the United States, and how has the terrorism threat in the U.S. homeland evolved over time? Second, what are the implications for terrorism over the next year?

This report examines the different phases of the Christchurch terror attack, its similarities to and differences from Islamic jihadist terror attacks, and the lessons to be learnt for preventing, thwarting and managing such attacks, based on Israeli counter-terrorism experience.

This year’s Counterterrorism Yearbook draws upon 19 contributing authors, each a renowned thought leader in their field, to promote practical counterterrorism solutions by reviewing a global range of terrorism developments and counterterrorism responses.

To better understand the implications of right-wing terrorism in Europe, this analysis asks: how significant is the threat from right-wing terrorism in Europe, particularly compared to other terrorist threats?

This collection of thirty-four published articles and essays explores the dynamic interaction between two of the most influential forces shaping human societies in modern history.