This book focuses on conflict, diplomacy and religion as factors in the relationship between Rome and Sasanian Persia in the third and fourth centuries AD. During this period, military conflict between Rome and Sasanian Persia was at a level and depth not seen mostly during the Parthian period. At the same time, contact between the two empires increased markedly and contributed in part to an increased level of conflict. Edwell examines both war and peace - diplomacy, trade and religious contact - as the means through which these two powers competed, and by which they sought to gain, maintain...