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
French fleet at the Siege of Toulon the Battle of Genoa and another in July at the Battle of Hyères Islands. These engagements marked the only encounters between the British fleet and the French fleet they so briefly held before the Royal Navy was forced to withdraw from the Mediterranean by the 1796 Treaty of San Ildefonso at which the Spanish changed sides, allying with France against Britain. "The ships in the orders of battle below are listed by class and then approximately grouped by their positions on 18 December 1793. Note that although the Rating system for ships of the line was a Royal Navy measure,