History of Cape Verde return, Portugal signed the 1975 Algiers Agreement. On July 5, at Praia, Portugal's Prime Minister Vasco Goncalves turned over power to National Assembly President Abilio Duarte, thus the colonial history of Cape Verde ended when Cape Verde become independent. However, there was no armed conflict in Cape Verde and ultimately independence for Cape Verde resulted from negotiation with Portugal. However, the catalyst for the independence of Cape Verde was the PAIGC branch in Guinea-Bissau, which launched an ultimately successful war against the Portuguese in Guinea-Bissau, who eventually compelled Portugal to accept independence for Cape Verde. Immediately following a November 1980
Santiago, Cape Verde 19th century resulted in an economic crisis, and the growing port of Mindelo on São Vicente replaced Praia as the most important port. With few natural resources and inadequate sustainable investment from the Portuguese, the citizens grew increasingly discontented with the colonial masters, who nevertheless refused to provide the local authorities with more autonomy. The island population were disadvantaged by the Portuguese colonial system and supported Amílcar Cabral and the African Party for the Independence of Guinea and Cape Verde and the independence of 1975. Santiago is the largest island of Cape Verde, with an area of . It is