Ottoman–Venetian War Opens (1499–1503)

Timeline

1. 1499Istanbul · Ottoman EmpireThe Ottoman sultan ordered a declaration of war on Venice; Kemal Reis led the main fleet out of the Dardanelles, targeting Venice's military bases and trade routes in the Peloponnese and Aegean.
2. 1499Zonchio (Gulf of Lepanto) · Central GreeceOttoman and Venetian fleets fought a series of engagements in the Gulf of Zonchio; Venice lost several capital warships, the fleet under Antonio Grimani was forced to retreat, and control of the Aegean shifted toward the Ottomans.
3. 1499–1500Modon · PeloponneseCoordinated Ottoman land and sea sieges captured Modon, Coron, and Navarino, key Venetian fortresses in the Peloponnese, cutting off Venice's military presence on the Greek mainland.
4. 1503Istanbul · Ottoman EmpireThe two sides signed a peace treaty: Venice recognized Ottoman control of Modon, Coron, Navarino, and several Aegean islands and paid an indemnity; Venice retained Crete, Cyprus, and other main territories, but its dominance in the eastern Mediterranean was severely weakened.