The emperor Constantine changed the world by making the Roman Empire Christian. Eusebius wrote his life and preserved his letters so that his policy would conti

Eusebius' Life of Constantine is the most important single record of Constantine, the emperor who turned the Roman Empire from prosecuting the Church to support

Known as the “Father of Church History,” Eusebius was bishop of Caesarea in Palestine and the leading Christian scholar of his day. His Ecclesiastical Histo

This sourcebook collects together for the first time in English the major documents relating to the life and contemporary reputation of Joan of Arc. Also known

Here is the fullest available narrative history of the reigns of Diocletian and Constantine, and a new assessment of the part Christianity played in the Roman w