￼Roman Empire In East is a great power in Europe, Africa and Asia with 400 million inhabitants. The capital/largest city is Constantinople with 27 million inhabitants. The empire is ruled by a mighty emperor Peter I. The religion is Eastern Orthodox Christianity and Judaism. In year 1453 emperor Basileios defeted the Ottoman Empire and re-conquered the lands that the Ottomans took. The empire has a strong and very powerful military force with several million soldiers.