Brazilian Portuguese signed into law by the President on 21 July 2008 allowing for a 6-year adaptation period, during which both orthographies co-existed. All of the CPLP countries have signed the reform. In Brazil, this reform has been in force since January 2016. Portugal and other Portuguese-speaking countries have since begun using the new orthography. Regional varieties of Brazilian Portuguese, while remaining mutually intelligible, may diverge from each other in matters such as vowel pronunciation and speech intonation. The existence of Portuguese in Brazil is a legacy of the Portuguese colonization of the Americas. The first wave of Portuguese-speaking immigrants settled in
Women in the Americas most North American women were farmers, and had accepted supporting roles to their men, who performed hunting, trade, and diplomatic functions. Conquest by and contact with Europeans brought extreme changes to all of the inhabitants of the Americas. Disease and a lack of immunity to African and European diseases killed more than 80% of the Native population of the Americas within the first two centuries of the Colonial period. The main European groups which colonized and fought over control of the region included the Dutch, English, French, Portuguese, and Spanish. They established economic systems which benefited themselves, taking land and