As the first Christian emperor of Rome, Constantine the Great has long interested those studying the establishment of Christianity. But Constantine is also notable for his ability to control a sprawling empire and effect major changes. The Justice of Constantine examines Constantine's judicial and administrative legislation and his efforts to maintain control over the imperial bureaucracy, to guarantee the working of Roman justice, and to keep the will of his subjects throughout the Roman Empire.

John Dillon first analyzes the record of Constantine's legislation and its...