Croisière de Bruix Earl St. Vincent to dispatch a fleet of his own under Rear-Admiral Sir Horatio Nelson. Nelson tracked the French across the Mediterranean but was unable to discover the invasion fleet until after the troops were ashore. On 1 August 1798 Nelson attacked the French fleet anchored in Aboukir Bay near Alexandria. The ensuing Battle of the Nile was a crushing victory for Nelson: eleven of the 13 French ships of the line were captured or destroyed and Napoleon's army was trapped in Egypt. The destruction of the French fleet encouraged the allies to form a new coalition against the French
Action of 27 June 1798 the secret French recognition codes. This appears to have convinced the French that the strangers were not enemy ships, and no move was made against them, Foote and Gage free to observe the French anchorage in Aboukir Bay before striking out along the African coast in search of Nelson. The British admiral was at this time resupplying his ships at Syracuse on Sicily, and when he sailed on 25 July he passed eastwards to Morea where he learned of the French invasion of Egypt from the Turkish governor of Coron. Striking directly southwards, Nelson arrived at Aboukir Bay on 1