Cape Verde with the colonial masters, who nevertheless refused to provide the local authorities with more autonomy. In 1951, Portugal changed Cape Verde's status from a colony to an overseas province in an attempt to blunt growing nationalism. In 1956, Amílcar Cabral and a group of fellow Cape Verdeans and Guineans organised (in Portuguese Guinea) the clandestine African Party for the Independence of Guinea and Cape Verde (PAIGC). It demanded improvement in economic, social and political conditions in Cape Verde and Portuguese Guinea and formed the basis of the two nations' independence movement. Moving its headquarters to Conakry, Guinea in 1960, 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.