Were you to begin with the last chapter of this book, “A World of Terror,” you would note that radical Islamists do not have an exclusive hold on terror as a strategic weapon. In fact, you might be well advised to consider reading this chapter first, to understand that ex- tremist adherents of Christianity as well as other faiths also have employed sa- cred terror as a tool in the pursuit of their aims. If, on the other hand, you choose to begin with chapter 1, you will receive a good overview of the terrorist events of the past ten to twelve years, with a focus on those of Islamic origin