The actual Rosetta Stone on exhibit in British Museum, London, UK.
Second Coalition against France (1798-1800)
While Napoleon was conducting his campaign in Egypt, with its scientists, and believing that he had left his fleet of ships anchored in a safe place Aboukir Bay, British Admiral Horatio Nelson came in wait and, in the early hours of 1 August 1798, attacked the French fleet off guard by surprise.
Captain Pierre-François Bouchard discovered the Rosetta Stone.
The success of the attack on Nelson became a British hero. Napoleon was caught in Egypt and ended his campaign peacefully ruling over a country with twice the territory of France.
Strategic overview of operations in Europe and the Mediterranean in 1798–1799
In July 1799, Napoleon scientific expedition found a black basalt stone shaped monolith, which contained three inscriptions, two in the hieroglyphics of ancient Egyptian and Greek third.
Napoleon Bonaparte in 1800. War of the Second Coalition.
That stone was found in the town of Rosetta and hence its name: "Rosetta Stone".
Napoleon in Cairo, by Jean-Léon Gérôme,19th century.
Jean-François Champollion, linguist expert nine young oriental languages, began to decipher the famous stone that allowed large modern archeology helps to understand the past.
The uprising in Cairo, Egypt. Napoleon extended amnesty to the leaders of the revolt in 1798.