This XpressRead Cram Edition of Peter's Rock in Mohammed's Flood pairs the complete original text with carefully prepared study materials, designed for deeper engagement with this classic.

"The Formation of Christendom, Volume VII: Peter's Rock in Mohammed's Flood, From St. Gregory The Great to St. Leo III." by Thomas W. Allies delves into a pivotal era in Medieval history, examining the interplay between Christianity and the rise of Islam. This meticulously researched work explores the challenges faced by the Papacy, focusing on the leadership of key figures like St. Gregory the Great and St. Leo III.

Allies offers a detailed look at the historical context of the early Church, specifically the Catholic Church, and its interactions with the burgeoning Islamic world. This volume, part of a larger series on the formation of Christendom, provides valuable insight into the theological and historical forces that shaped Europe and the religious landscape during this transformative period. A classic study on the enduring strength of Christianity amidst significant cultural and religious shifts, this book is an essential resource for anyone interested in religious history, the history of Catholicism, and the complex relationship between Christianity and Islam.