Jihadist rebel groups that take control over a territory, claim authority over its population, and implement radical religious laws have become a rising security issue over the last decade. Generally brutal and authoritarian, the best-known manifestation of this phenomenon is the Islamic State (IS). While the IS has been decimated in the last few years, most analysts agree that the problem of jihadist violence is far from over, and that the IS may very wellre-configure itself in a not so distant future. Moreover, beyond Iraq and Syria, the security threat posed by violent jihadism remains an acute issue. Yet no one has hitherto systematically explored the potential for civil resistance against jihadist armed groups.In Confronting the Caliphate, Isak Svensson and co-authors Daniel Finnbogason, Dino Krause, Lu-Mart-z Lorenzo, and Nanar Hawach focus on a core set of questions: What can civilians, who oppose the jihadists'' attempt to rule them, do to manifest their dissent? To what extent