custody of his officers. [50] [Footnote 50: The events of this war are related by Cantacuzene (l. iv. c. 11 with obscurity and confusion, and by Nic. Gregoras l. xvii. c. 1--7) in a clear and honest narrative. The priest was less responsible than the prince for the defeat of the fleet.] But the emperor was soon solicited to violate the treaty, and to join his arms with the Venetians, the perpetual enemies of Genoa and her colonies. While he compared the reasons of peace and war, his moderation was provoked by a wanton insult of the inhabitants of Pera, who discharged from their rampart a large stone that fell in the midst of Constantinople. On his just complaint, they coldly blamed the imprudence of their engineer; but the next day the insult was repeated; and they exulted in a second proof that the royal city was not beyond the reach of their artillery. Cantacuzene instantly signed his treaty with the Venetians; but the weight of the Roman empire was scarcely felt in the balance of these opulent and powerful republics. [51] From the Straits of Gibraltar to the mouth of the Tanais, their fleets encountered each other with various success; and a memorable battle was fought in the narrow sea, under the walls of Constantinople. It would not be an easy task to reconcile the accounts of the Greeks, the Venetians, and the Genoese; [52] and while I depend on the narrative of an impartial historian, [53] I shall borrow from each nation the facts that redound to their own disgrace, and the honor of their foes. The Venetians, with their allies the Catalans, had the advantage of number; and their fleet, with the poor addition of eight Byzantine galleys, amounted to seventy-five sail: the Genoese did not exceed sixty-four; but in those times their ships of war were distinguished by the superiority of their