<Tr> <Th> ISO 3166 code </Th> <Td> BR </Td> </Tr> <Tr> <Th> Internet TLD </Th> <Td>. br </Td> </Tr> <P> Brazil (Portuguese: Brasil (bɾaˈziw)), officially the Federative Republic of Brazil (Portuguese: República Federativa do Brasil, listen (help info)), is the largest country in both South America and Latin America . At 8.5 million square kilometers (3.2 million square miles) and with over 208 million people, Brazil is the world's fifth - largest country by area and the sixth most populous . The capital is Brasília, and the most populated city is São Paulo . It is the largest country to have Portuguese as an official language and the only one in the Americas . Bounded by the Atlantic Ocean on the east, Brazil has a coastline of 7,491 kilometers (4,655 mi). It borders all other South American countries except Ecuador and Chile and covers 47.3% of the continent's land area . Its Amazon River basin includes a vast tropical forest, home to diverse wildlife, a variety of ecological systems, and extensive natural resources spanning numerous protected habitats . This unique environmental heritage makes Brazil one of 17 megadiverse countries, and is the subject of significant global interest and debate regarding deforestation and environmental protection . </P> <P> Brazil was inhabited by numerous tribal nations prior to the landing in 1500 of explorer Pedro Álvares Cabral, who claimed the area for the Portuguese Empire . Brazil remained a Portuguese colony until 1808, when the capital of the empire was transferred from Lisbon to Rio de Janeiro . In 1815, the colony was elevated to the rank of kingdom upon the formation of the United Kingdom of Portugal, Brazil and the Algarves . Independence was achieved in 1822 with the creation of the Empire of Brazil, a unitary state governed under a constitutional monarchy and a parliamentary system . The ratification of the first constitution in 1824 led to the formation of a bicameral legislature, now called the National Congress . The country became a presidential republic in 1889 following a military coup d'état . An authoritarian military junta came to power in 1964 and ruled until 1985, after which civilian governance resumed . Brazil's current constitution, formulated in 1988, defines it as a democratic federal republic . The federation is composed of the union of the Federal District, the 26 states, and the 5,570 municipalities . </P>

In what way is brazil different from every other south american country
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