Constitution of Angola 18 most corrupt countries, according to Transparency International. Constitution of Angola Since its independence from Portugal in 1975, Angola has had three constitutions. The first came into force in 1975 as an "interim" measure; the second was approved in a 1992 referendum, and the third one was instituted in 2010. Angola was a colony of Portugal for more than 400 years, beginning the 15th century. Three principal parties, MPLA, National Front for the Liberation of Angola the FNLA and the National Union for Total Independence of Angola the UNITA, fought for independence. After many years of conflict that weakened all
1960s in Angola exports doubled between 1965 and 1970 to 170 million pounds. In the district of Huambo, between 1968 and 1970 white-owned land more than doubled from 249,039 hectares to 526,270 hectares. Native-owned land decreased by 36.5%. The average African farm's gross income declined between 1964 and 1970 from $98.00 to $35.00 Portuguese petroleum-production began in Congo basin in the 1960s, and in the exclave of Cabinda in 1968. Now the petroleum industry is the engine of the Angolan economy. 1960s in Angola The 1960s in Angola were marked by the War of Independence (1961–1975). Portuguese police arrested Agostinho Neto of the