But when the passages of the straits were thrown open for trade, they alternately admitted the natural and artificial riches of the north and south, of the Euxine, and of the Mediterranean.

Whatever rude commodities were collected in the forests of Germany and Scythia, and far as the sources of the Tanais and the Borysthenes; whatsoever was manufactured by the skill of Europe or Asia; the corn of Egypt, and the gems and spices of the farthest India, were brought by the varying winds into the port of Constantinople, which for many ages attracted the commerce of the ancient world.
[See Basilica Of Constantinople] The prospect of beauty, of safety, and of wealth, united in a single spot, was sufficient to justify the choice of Constantine.

But as some decent mixture of prodigy and fable has, in every age, been supposed to reflect a becoming majesty on the origin of great cities, the emperor was desirous of ascribing his resolution, not so much to the uncertain counsels of human policy, as to the infallible and eternal decrees of divine wisdom.

In one of his laws he has been careful to instruct posterity, that in obedience to the commands of God, he laid the everlasting foundations of Constantinople: and though he has not condescended to relate in what manner the celestial inspiration was communicated to his mind, the defect of his modest silence has been liberally supplied by the ingenuity of succeeding writers; who describe the nocturnal vision which appeared to the fancy of Constantine, as he slept within the walls of Byzantium.

The tutelar genius of the city, a venerable matron sinking under the weight of years and infirmities, was suddenly transformed into a blooming maid, whom his own hands adorned with all the symbols of Imperial greatness.