Action of 15 July 1798 joining with a squadron of four Portuguese ships of the line under the command of Tomás Xavier Teles de Castro da Gama, Marquess de Niza. In September, Niza's squadron was ordered to join Nelson in his search for the French and sailed eastwards, but while passing to the north of Malta they encountered a large convoy of battered vessels under Captain Sir James Saumarez. These ships were seven British ships of the line and six captured French ships, all survivors of the Battle of the Nile, Nelson's successful conclusion of the campaign fought at Aboukir Bay off Egypt on 1
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,