Brazil is located in South America, bordered by several countries. The capital is Brasilia, with a population of over 2.5 million people. Portuguese is the official language, spoken by 99% of the population, though indigenous and immigrant languages are also present. Brazil has a federal presidential constitutional republic form of government, with Dilma Rousseff as president. The currency is the Real, and the population is over 203 million people within an area of over 8.5 million square kilometers.