Brazil Brazil. However, the decentralized and unorganized tendencies of the captaincy colonies proved problematic, and in 1549 the Portuguese king restructured them into the Governorate General of Brazil, a single and centralized Portuguese colony in South America. In the first two centuries of colonization, Indigenous and European groups lived in constant war, establishing opportunistic alliances in order to gain advantages against each other. By the mid-16th century, cane sugar had become Brazil's most important export, and slaves purchased in Sub-Saharan Africa, in the slave market of Western Africa (not only those from Portuguese allies of their colonies in Angola and Mozambique),
Angola–Brazil relations for these slaves included manioc root meal and "cachaça". During Dutch occupation of Angola in early 17th century, Brazil and Portugal acted as "co-colonizers" together in their efforts to reclaim the territory. Brazilian historian Luiz Felipe de Alencastro suggests that this critical historical period cemented Brazil's connection to Angola for the duration of the slave trade, and that the construction of Brazil occurred vis-à-vis the destruction of Angola's indigenous kingdoms. After the fleet of Salvador Correia de Sá e Benevides of Rio de Janeiro successfully expelled the Dutch from Angola in 1648, Angola was essentially under Brazilian rule, thereby "ensuring