Protocol_of_Sèvres Protocol of Sèvres (French, Protocole de Sèvres) was a secret agreement reached between the governments of Israel, France and United Kingdom during discussions held in Sèvres, France between 22 and 24 October 1956, regarding a joint politico-military response to Egypt's president Gamal Abdul Nasser's nationalization of the Suez Canal, which began the Suez Crisis.