This book offers insights into the nature of the so-called Islamic State (IS) and what the international community can do to combat it. In order to achieve this objective, the origins, intentions, leadership, capabilities, and operations of the IS are explored. The Islamic State's multifaceted efforts and effects in the region and beyond are described. Also, national, regional, and global strategies that are being pursued to address the new threat are examined. To this end, a range of recommendations are offered on specific steps that governmental, intergovernmental, and non-governmental bodies can take to counter the IS menace. Lastly, additional insights are presented relevant to combating the IS and undermining its potential future capabilities.