This study investigates the multifaceted role of the Catholic Church in mediating the Northern Ireland Troubles between 1968 and 1998. Margaret M. Scull, a historian specializing in modern Irish history, utilizes previously neglected archival materials from state, Irish, and English Catholic sources to challenge traditional, commemorative narratives. The work argues that the Church functioned as a critical, often clandestine, intermediary between the British government and republican paramilitaries, while also examining the broader institutional influence of the Vatican and international Catholic bodies.

Experts recognize this work as a significant contribution to the historiography of the Troubles, noting its departure from previous hagiographic accounts. Scholars frequently highlight the depth of the archival research as a necessary correction to the existing literature on religious institutions in modern political conflicts.