Interesting Fact
The United States of America is the world’s 4th largest country by total area and the 3rd largest by population. The United States was previously a British colony, and gained independence in 1783. Through the doctrine of manifest destiny, the United States expanded to the Pacific Ocean by the end of the 19th century.
The United States has a population of 318,000,000, an area of 9,629,091 sq km, and a very high HDI of 0.914.