Education in Angola school and teacher training students) had increased to 151,759. This made for combined primary and secondary school enrollment consisting of 49 percent of the school-age population. By 1986 the primary school enrollment had increased to 1,304,145. After the independence of Angola from Portugal in 1975, the Portuguese-built University of Luanda was refounded as the Universidade de Angola (University of Angola) in 1979 as a successor of the higher education institutions created during the Portuguese colonial administration. This included other institutions like the faculty of agricultural sciences based in the central Angolan town of Huambo which was known before independence by
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