and in some degree commenced, the siege of Constantinople. In the narrow pass of the Bosphorus, an Asiatic fortress had formerly been raised by his grandfather; in the opposite situation, on the European side, he resolved to erect a more formidable castle; and a thousand masons were commanded to assemble in the spring on a spot named Asomaton, about five miles from the Greek metropolis. [12] Persuasion is the resource of the feeble; and the feeble can seldom persuade: the ambassadors of the emperor attempted, without success, to divert Mahomet from the execution of his design. They represented, that his grandfather had solicited the permission of Manuel to build a castle on his own territories; but that this double fortification, which would command the strait, could only tend to violate the alliance of the nations; to intercept the Latins who traded in the Black Sea, and perhaps to annihilate the subsistence of the city. "I form the enterprise," replied the perfidious sultan, "against the city; but the empire of Constantinople is measured by her walls. Have you forgot the distress to which my father was reduced when you formed a league with the Hungarians; when they invaded our country by land, and the Hellespont was occupied by the French galleys? Amurath was compelled to force the passage of the Bosphorus; and your strength was not equal to your malevolence. I was then a child at Adrianople; the Moslems trembled; and, for a while, the _Gabours_ [13] insulted our disgrace. But when my father had triumphed in the field of Warna, he vowed to erect a fort on the western shore, and that vow it is my duty to accomplish. Have ye the right, have ye the power, to control my actions on my own ground? For that ground is my own: as far as the shores of the Bosphorus, Asia is inhabited by the Turks, and Europe is deserted by the Romans. Return, and inform your king, that the present