The foundation of Constantinople was a key moment in the political, cultural, and religious history of the ancient Mediterranean world, and its emergence as the capital of a Byzantine and Christian empire was a crucial influence in the subsequently separate developments of the eastern and western components of that world, down to the present day. Exploring the historical circumstances of the foundation and early development of the city, From Byzantium to Constantinople chronicles the emergence of a great metropolis in the context of imperial power and contributes to an understanding of one of the most significant of all European and Middle Eastern cities.