Tangier Protocol of the international zone remained until its 29 October 1956 reintegration with Morocco, following Morocco's independence that year. After it came into force, the Protocol was also acceded to by Belgium, Netherlands, Portugal and Sweden. Tangier Protocol The Tangier Protocol (formally the Convention regarding the Organisation of the Statute of the Tangier Zone) was an agreement signed between France, Spain and the United Kingdom by which the city of Tangier in Morocco became the Tangier International Zone. The protocol was signed in Paris on 18 December 1923 and entered into force with ratification on 14 May 1924. Starting from 1929,
Casablanca–Tangier high-speed rail line the test program an African rail speed record of was set.<ref name="rg 7/18"></ref> In October 2017, track construction was completed, followed by the new electric catenary in November. The electrical system was energised for the first time in January 2018, and the line's control facility came online in February. By mid-2018, construction of stations had been completed, though the estimated beginning of service had been pushed back until the end of the year as trial runs over the route had yet to be operated. On 15 November 2018, the service was inaugurated in a ceremony at Tangier and a special