It’s the most popular immigration destination. Clearly the US has the largest immigrant population among all the countries in the world. This is is even more impressive when you consider that the US’s immigration policy is very restrictive. According to the U.N.'s 2015 report 46,627,102 people living in the United States were born in other countries. So there must be some compelling reasons for people to want to come.
The U.S. is culturally and racially diverse, and was shaped by large waves of immigration from Europe and beyond. American literature, art and music reflect the rich heritage of the country’s people
The U.S. economy is the world’s largest in terms of gross domestic product, and also the most technologically powerful. The country’s most significant exports are computers and electrical machinery, vehicles, chemical products, food, live animals and military equipment. The U.S. also has the world’s largest coal reserves.
The United States is top-notch for research and education. It has not only the vast majority of the world’s best universities: MIT, Stanford, Harvard, and Caltech. The United States has had the most Nobel Prize winners, with 336 winners overall. It has been most successful in the area of Physiology or Medicine, with 94 laureates since 1901.