Mediterranean campaign of 1793–1796 Jervis awaited an opportunity to return to the Sea, while his blockading squadrons under Nelson harassed the Spanish, including a failed assault on Cádiz in June, and the disastrous Battle of Santa Cruz in July at which Nelson lost an arm. It was not until the spring of 1798 and the attempt by a French army under Bonaparte to invade Egypt that a British fleet was able once more to enter the Mediterranean. In the Mediterranean campaign of 1798 a recovered Nelson tracked the French fleet and destroyed it at the Battle of the Nile, reasserting British naval supremacy in
Action of 24 June 1801 a British fleet under Rear-Admiral Sir Horatio Nelson destroyed the French Mediterranean Fleet at Aboukir Bay on the Egyptian coast. The battle completely reversed the strategic situation in the Mediterranean: British forces had evacuated the region in 1796 after the Treaty of San Ildefonso brought Spain into the war on the French side, but they were now able to return in large numbers. As French maritime lines of communication were cut, the French "Armée d'Orient" under General Napoleon Bonaparte became trapped in Egypt. Unable to return to Europe by sea, the army attempted and failed to pass overland through Palestine