HMS Emerald (1795) dispatched a squadron of five ships, including "Emerald" and commanded by Nelson in the 74-gun , to locate a large invasion fleet that had left Toulon. After receiving intelligence on 22 May, Nelson correctly predicted the French fleet's destination and set course for Alexandria where the British captured or destroyed all but two of the French ships at the Battle of the Nile, which occurred between 1–3 August 1798. "Emerald" missed the battle; having previously become separated from the rest of the squadron in a storm on 21 May, she arrived at Aboukir Bay on 12 August. When Nelson left
Description de l'Égypte the order of Napoleon also known as N.P., the Institute of Egypt (Institut d'Égypte) was founded in the palace of Hassan-Kashif on the outskirts of Cairo, with Gaspard Monge as president. The structure of the institute was based on the Institut de France. The institute housed a library, laboratories, workshops, and the savants' various Egyptian collections. The workshop was particularly important, supplying both the army as well as the savants with necessary equipment. Many new instruments were constructed as well, to replace those lost during the sinking of the French fleet in August 1798 at Aboukir Bay (Battle of the