(HTML version) (printable PDF version) by Carl Conetta, PDA Briefing Memo #38, 25 September 2006. The memo analyzes the change in the incidence of terrorism since 11 September 2001, finding a distinct increase. It also summarizes the findings of various studies on the relationship between the Iraq war and terrorism which show that in the words of one, the Iraq war “has reinforced the determination of terrorists who were already committed to attacking the West and motivated others who were not.”