This volume examines the enduring nature of religious nationalism in modern Europe. Through a series of in-depth case studies covering Ireland, England, Poland, and Greece; the author argues that religious frontiers, or geographic lines of division between different and unique religions, are central to the formation of religiously-based national identities.

Typically, as states develop economically and politically, religion plays a lesser role in both individual lives and national identity. However, at religious frontiers, religion becomes useful for differentiating and...