Ganteaume's expeditions of 1801 Alexandria on 29 June and immediately invaded, rapidly advancing inland and defeating the Mamluk rulers of Egypt at the Battle of the Pyramids on 21 July. While the army had pushed inland, the fleet, under Vice-Admiral François-Paul Brueys D'Aigalliers, had anchored in Aboukir Bay near Alexandria, and was found there in the afternoon of 1 August by Nelson's fleet. Despite the growing darkness, Nelson attacked at once and in the three-day Battle of the Nile destroyed or captured eleven ships of the line and two frigates. Just two ships of the line and two frigates escaped and among the more
Mediterranean campaign of 1798 off Egypt first. Unable to find Bonaparte, Nelson turned back across the Mediterranean, eventually reaching Sicily on 19 July. While Nelson was returning westwards, Bonaparte reached Alexandria and stormed the city, capturing the coast and marching his army inland. His fleet, entrusted to Vice-Admiral François-Paul Brueys D'Aigalliers, was anchored in a line of battle in Aboukir Bay. On 1 August, Nelson, who had returned to the Egyptian coast after reports gathered at Coron revealed the French invasion, arrived off Aboukir Bay. Although it was late afternoon and the British fleet had no accurate charts of the bay, Nelson ordered an