U.S.A is abreviated as United state of America

America, country in North America, a federal republic of 50 states

The major feature of the United States is probably its great variety

The total population of the United States is huge 

 By world standards, its all population density is relatively less

United States has a diversity that to a great degree has come from an huge and help global colonization

Likely no other country has a wider range of racial, ethnic, and cultural types than does the United States

The terms “America” and “Americans” are used as same  for the United States and its citizens

The United States is the world’s greatest economic power, constant in terms of gross domestic product (GDP)

The country continues to help an economic life that is more diversified than any other on Earth

The United States also influence on the global economy as a source of and as a destination for investment capital