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
African Party for the Independence of Guinea and Cape Verde union finally broke down in 1980 following the military coup led by João Bernardo Vieira against the Cape Verdean Cabral. The Cape Verdean branch of PAIGC was subsequently converted into a separate party, the African Party for the Independence of Cape Verde (PAICV). Under Vieira, the party continued to govern the country in the 1980s and 1990s. One-party elections were held in 1984 and 1989, and Vieira was re-elected as PAIGC Secretary-General at the party's fourth congress in November 1986. Following the introduction of multi-party politics in May 1991, the first multi-party elections were held in 1994. The general elections