France is mainly divided into 18 administrative regions: 13 regions in metropolitan France (including the territorial collectivity of Corsica), and five located overseas. The regions are further subdivided into 101 departments, which are numbered mainly alphabetically. This number is used in postal codes and was formerly used on vehicle number plates. Among the 101 departments of France, five (French Guiana, Guadeloupe, Martinique, Mayotte, and Réunion) are in overseas regions (ROMs) that are also simultaneously overseas departments (DOMs), enjoy exactly the same status as metropolitan departments and are an integral part of the European Union. The 101 departments are subdivided into 335
Administrative subdivisions of the Papal States from 1816 to 1871 The councilors were to be selected by the delegate and approved by the Cardinal Prefect of the Sacra Consulta. Rome's council was reduced from 100 to 48. Administrative subdivisions of the Papal States from 1816 to 1871 The delegations as they existed in 1859. Between the Congress of Vienna (1815) and the capture of Rome (1870), the Papal State was subdivided geographically into 17 apostolic delegations ("delegazioni apostoliche") for administrative purposes. These were instituted by Pope Pius VII in a "motu proprio" of 6 July 1816: "Quando per ammirabile disposizione". A delegation was known as a legation ("legazione") when governed