The United States has long been known over the world as the land of opportunity, with its rich and diverse culture and one of the strongest currencies in the world.
Throughout its history, the United States has been a nation of immigrants. Currently, more than 325 million people live in the US. Of these, about 62 percent originally are of European descent,13 percent are African-American, 16 percent are Hispanic, and 5 percent are Asian. An estimated 20 percent of people living in the US speak a language other than English in their homes. Among the most common second languages are Spanish, Chinese, and Portuguese.