A free trade area is a group of countries that have agreed to eliminate tariffs, quotas and preferences on most goods between them. Unlike a customs union, members of a free trade area do not have the same policies with respect to non-members. Free trade areas include NAFTA and EFTA.
... article: Demographics of Brazil
Four major groups make up the Brazilian population: the Portuguese, the original colonisers; Africans brought to Brazil as slaves; ...