Cape Verde–Guinea-Bissau relations Portuguese Cape Verde supplied many colonial officials for the mainland Portuguese Guinea, later Guinea-Bissau, at one point making up three-quarters of the civil service. Cape Verde and Guinea-Bissau campaigned together for independence from Portugal, chiefly led by Amílcar Cabral's Marxist African Party for the Independence of Guinea and Cape Verde from 1956. Cape Verde provided the bourgeoisie that led the anti-colonial movement in Portuguese Guinea. An ideology of unity was key to Cabral's theory of African liberation, and Cabral was himself Cape Verdean Guinea-Bissauan, though the call for unity was partly a tactic to avoid Guinea-Bissau becoming independent without Cape
History of Cape Verde coup in Guinea-Bissau (Portuguese Guinea declared independence in 1973 and was granted de jure independence in 1974), relations between the two countries became strained. Cape Verde abandoned its hope for unity with Guinea-Bissau and formed the African Party for the Independence of Cape Verde (PAICV). Problems have since been resolved, and relations between the countries are good. The PAICV and its predecessor established a one-party state and ruled Cape Verde from independence until 1990. Responding to growing pressure for a political opening, the PAICV called an emergency congress in February 1990 to discuss proposed constitutional changes to end one-party rule.