Brazil, officially the Federative Republic of Brazil, 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 211 million people, Brazil is the world's fifth-largest country by area and the sixth most populous. It borders all other countries in South America except Ecuador and Chile and covers 47.3% of the continent's land area.

The United States of America (USA), commonly known as the United States (U.S. or US) or America, is a country located primarily in North America, consisting of 50 states, a federal district, five major self-governing territories, and various possessions. At 3.8 million square miles (9.8 million square kilometers), it is the world's third- or fourth-largest country by total area.