To punish this flagitious deed, and restore his dominion in Italy, the emperor sent a fleet and army into the Adriatic Gulf.

After suffering from the winds and waves much loss and delay, the Greeks made their descent in the neighborhood of Ravenna: they threatened to depopulate the guilty capital, and to imitate, perhaps to surpass, the example of Justinian the Second, who had chastised a former rebellion by the choice and execution of fifty of the principal inhabitants.

The women and clergy, in sackcloth and ashes, lay prostrate in prayer: the men were in arms for the defence of their country; the common danger had united the factions, and the event of a battle was preferred to the slow miseries of a siege.

In a hard-fought day, as the two armies alternately yielded and advanced, a phantom was seen, a voice was heard, and Ravenna was victorious by the assurance of victory.

The strangers retreated to their ships, but the populous sea-coast poured forth a multitude of boats; the waters of the Po were so deeply infected with blood, that during six years the public prejudice abstained from the fish of the river; and the institution of an annual feast perpetuated the worship of images, and the abhorrence of the Greek tyrant.