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
Economy of Cape Verde are paved. The new Praia International Airport is currently operative. Cape Verde is considered a developing country, and is included on the list of the United Nations Small Island Developing States. In 2007 the United Nations graduated Cape Verde from the category of Least Developed Countries, only the second time this has happened to a country. On December 18, 2007, the General Council of the World Trade Organization approved a package for the accession of Cape Verde to the WTO. Accession was effective on July 23, 2008, 30 days after ratification by Cape Verde, which took place on 23 June.