Brazil, officially Federative Republic of Brazil, is the largest and most populous country in South America; and the fifth largest in the world in both area and population. Spanning a vast area between central South America and the Atlantic Ocean, it is the easternmost country of America and borders every other South American country other than Ecuador and Chile (viz. Uruguay, Argentina, Paraguay, Bolivia, Peru, Colombia, Venezuela, Guyana, Suriname and the French department of French Guiana).
Brazil was discovered by Portugal and it is the only Portuguese-speaking country in the Americas. It is a multiracial country with a population composed of European, Amerindian, African and Asian elements. The country's Roman Catholic population is the single largest of any country in the world.