Seine Mouth (Hundred Years' War).

Fought August 15, 1416, when the English fleet, under Bedford, sailed into the Seine with the object of revictualling Harfleur, which the French were besieging. The blockading force, consisting of 8 large Genoese carracks, besides smaller vessels, attacked the English fleet, and after six hours' hard fighting were totally defeated, with a loss of 5 carracks and 5 other ships, while Bedford succeeded in throwing supplies into the town.