Baptist Convention of Angola the northern provinces of Angola (particularly the province of Zaire), the Baptist Convention of Angola has maintained a distinctive multi-ethnic character with an active ministry functioning in ten of the eighteen Angolan provinces since the time of Portuguese colonization. After the war for independence ended in 1975, the Convention had a period of natural stagnation owing to the civil war that dominated the next three decades. In part this stagnation was due to the forced abandonment of the country by the missionary forces from America, Portugal, Denmark and Brazil who, up to that point had led the evangelistic spread of
1950s in Angola of Northern Angola, which advocated the independence of the traditional Kingdom of Kongo, in 1954. Portuguese police arrested Agostinho Neto of the MPLA and future President of Angola (1975–1979), in 1952 and again in 1955 for his involvement in the Portuguese Communist Party. He returned to Angola in 1959 and police arrested him again in 1960. Portuguese authorities arrested over 100 MPLA members in 1959. The Portuguese discovered petroleum in Angola in 1955. Production began in the Cuanza basin in the 1950s, in the Congo basin in the 1960s, and in the exclave of Cabinda in 1968. The Belgian company