Administrative divisions of Portugal (on Terceira Island), the historical and cultural capital, is the home of the Azorean judiciary and seat of the Diocese of the Azores. Madeira is an archipelago that includes two principal islands, Madeira and Porto Santo, plus two uninhabited natural group of islands, the Desertas and Savage Islands (). The archipelago is located closer to Africa than Europe, is highly commercial and urbanized; its regional capital (Funchal) is developmentally comparable to urban centers in the Canary or Balearic Islands. The division of the Portuguese territory is established in title eight (Título VIII) of the Portuguese constitution: granting local authority to
Islands of Africa or other scattered islands of the Indian Ocean. The United Kingdom also retains territories in the form of Saint Helena, Ascension, and Tristan da Cunha off Africa's western seaboard in the Atlantic Ocean, as does Portugal with the islands of Madeira north of the Canary Islands and Italy with the islands of Lampedusa and Lampione off the northern coast of Tunisia. Many continental African countries also include many islands within their territories. Some of these islands have witnessed rising secessionist movements, most notably the islands of Zanzibar in Tanzania and Lamu in Kenya. The total population of inhabitants of the