The Wealth of Nations by Part 4 Chapter 7 Page 41

as a matter not worth disputing about with such good allies. But the Dutch government soon began to oppress the Portuguese colonists, who, instead of amusing themselves with complaints, took arms against their new masters, and by their own valour and resolution, with the connivance, indeed, but without any avowed assistance from the mother country, drove them out of Brazil.

The Dutch, therefore, finding it impossible to keep any part of the country to themselves, were contented that it should be entirely restored to the crown of Portugal. In this colony there are said to be more than six hundred thousand people, either Portuguese or descended from Portuguese, creoles, mulattoes, and a mixed race between Portuguese and Brazilians. No one colony in America is supposed to contain so great a number of people of European extraction.