Aida Mary Jane Phillips-Matz argues that the source is actually Temistocle Solera. Isma'il Pasha, Khedive of Egypt, commissioned Verdi to write an opera for performance to celebrate the opening of the Khedivial Opera House, paying him 150,000 francs, but the premiere was delayed because of the Siege of Paris (1870–71), during the Franco-Prussian War, when the scenery and costumes were stuck in the French capital, and Verdi's "Rigoletto" was performed instead. "Aida" eventually premiered in Cairo in late 1871. Contrary to popular belief, the opera was not written to celebrate the opening of the Suez Canal in 1869, for which Verdi
Suez Canal Authority GBP, EUR and other currencies. In 2008, the total revenue in tolls was 5,381.9 million USD for the passage of a total of 21,415 vessels - resulting in an average toll of 251,314.5 USD per vessel. SCA is responsible for the operation and maintenance of the Suez Canal, for the safety of the traffic and for all other matters relating thereto. According to the nationalisation act, SCA is bound by the 1888 Convention of Constantinople, which grants the right of free access and use of the canal at equal conditions to all ships, commercial ships and ships of war, in