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
Portuguese-speaking African countries into the CPLP despite its limited historical and cultural commonalities with the other countries. Equatorial Guinea was traditionally not considered part of the PALOP and it was not a founding member of FORPALOP in June 2014, the recently created institution that includes the PALOP, a forum for political-diplomatic cooperation to deepen historical friendship ties and solidarity between these African states. It should however be noted that Portuguese is sparsely used throughout the country. It was admitted into the CPLP in 2014 and, subsequently, it became FORPALOP's sixth member. These five African countries are former colonies of the Portuguese Empire, which