I am not ignorant of the art of war, and I trust the event to God and my sword." [56] An expedition against the despot of Epirus was the first prelude of his arms.

If a victory was followed by a defeat; if the race of the Comneni or Angeli survived in those mountains his efforts and his reign; the captivity of Villehardouin, prince of Achaia, deprived the Latins of the most active and powerful vassal of their expiring monarchy.

The republics of Venice and Genoa disputed, in the first of their naval wars, the command of the sea and the commerce of the East.

Pride and interest attached the Venetians to the defence of Constantinople; their rivals were tempted to promote the designs of her enemies, and the alliance of the Genoese with the schismatic conqueror provoked the indignation of the Latin church.

[57] [Footnote 55: The gradual losses of the Latins may be traced in the third fourth, and fifth books of the compilation of Ducange: but of the Greek conquests he has dropped many circumstances, which may be recovered from the larger history of George Acropolita, and the three first books of Nicephorus, Gregoras, two writers of the Byzantine series, who have had the good fortune to meet with learned editors Leo Allatius at Rome, and John Boivin in the Academy of Inscriptions of Paris.] [Footnote 56: George Acropolita, c.