In 330, Constantine moved the seat of the Empire to Constantinople, which he founded as a second Rome on the site of Byzantium, a city strategically located on the trade routes between Europe and Asia and between the Mediterranean and the Black Sea. Constantine introduced important changes into the Empire 's military, monetary, civil and religious institutions. As regards his economic policies in particular, he has been accused by certain scholars of "reckless fiscality '', but the gold solidus he introduced became a stable currency that transformed the economy and promoted development.
why was constantinople established as the capital of the eastern roman empire
strategically located on the trade routes between Europe and Asia and between the Mediterranean and the Black Sea