Cape Verde independence for the archipelago in 1975. Following the April 1974 revolution in Portugal, the PAIGC became an active political movement in Cape Verde. In December 1974, the PAIGC and Portugal signed an agreement providing for a transitional government composed of Portuguese and Cape Verdeans. On 30 June 1975, Cape Verdeans elected a National Assembly which received the instruments of independence from Portugal on 5 July 1975. In the late 1970s and 1980s, most African countries prohibited South African Airways from overflights but Cape Verde allowed them and became a centre of activity for the airline's flights to Europe and the
Cape Verde Santiago. The Cape Verde archipelago was uninhabited when the Portuguese discovered it in 1456. The modern population of Cape Verde descends from the mixture of European settlers and African slaves who were brought to the islands to work on Portuguese plantations. Most Cape Verdeans are therefore mulattos, also called mestiços in Portuguese. Another term is creole, meaning those of mixed native-born African and native-born European descent. European input included Spaniards and Italian seamen who were granted land by the Portuguese Empire, followed by Portuguese settlers and exiles, as well as Portuguese Muslims (ethnic Moors) and Portuguese Jews (ethnic Sephardim), both