 It was one of the 4 new Italian provinces of the so-called "Quarta Sponda" ("4th Shore") of Mussolini's Imperial Italy.Indeed, on January 9, 1939, the colony of Italian Libya was incorporated into "Metropolitan Italy" and thereafter considered an integral part of the Italian state (the French, in 1848, had incorporated French Algeria in the same manner).In the coast of the province was built in 1937-1938 a section of the Litoranea Balbia, a road that went from Tripoli and Tunisia's frontier to the border of Egypt.