4.

At the same time one universal power, the Roman empire, arose and flourished, while the enduring and implacable hatred of nation against nation was now removed: and as the knowledge of one God, and one way of religion and salvation, even the doctrine of Christ, was made known to all mankind; so at the self-same period, the entire dominion of the Roman empire being vested in a single sovereign, profound peace reigned throughout the world. And thus, by the express appointment of the same God, two roots of blessing, the Roman empire, and the doctrine of Christian piety, sprang up together for the benefit of men.