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 Cross Country Championships race. Carlos Lopes is the most successful athlete of the competition, having won ten national titles between 1970 and 1984, while Rosa Mota is the most successful woman, with eight titles between 1975 and 1985. In the short races, Rui Silva has the most titles at nine (between 2000 and 2013) and Anália Rosa has the most among women, earning five titles from 2000 to 2006. The following year's races were won by non-Portuguese runners: Portuguese Cross Country Championships The Portuguese Cross Country Championships () is an annual cross country running competition that serves as Portugal's national championship for the