Postage stamps and postal history of Cyrenaica and Fezzan were united as the Italian colony of Libya. Stamps of colonial Cyrenaica were inscribed "Cirenaica" and printed at the Italian Government Printing Works. British stamps overprinted M.E.F. (Middle East Forces) were used from 1943 to 1948 after the area was captured by the British during World War II. From 1 July 1948 stamps overprinted "B.M.A. TRIPOLITANIA" were used. Cyrenaica enjoyed a brief period of internal autonomy in 1949-51 when the British authorities recognised Amir Mohammed Idris Al-Senussi as Emir of Cyrenaica, which ended on 24 December 1951 when Cyrenaica, Tripolitania and Fezzan were unified as the Kingdom of
Tripoli passed into the hands of the rulers of Cyrenaica (a Greek colony on the North African shore, east of Tripoli, halfway to Egypt), although the Carthaginians later wrested it from the Greeks. By the latter half of the 2nd century BC it belonged to the Romans, who included it in their province of Africa, and gave it the name of "Regio Syrtica". Around the beginning of the 3rd century AD, it became known as the Regio Tripolitana, meaning "region of the three cities", namely Oea ("i.e.", modern Tripoli), Sabratha and Leptis Magna. It was probably raised to the rank of