The United States of America (USA) is a federal republic in North America consisting of 50 states, a federal district (Washington, D.C.), and several territories. Bordered by Canada and Mexico, it is the world's third-largest country by land area and population (over 341 million), featuring a highly diverse, developed economy. [1, 2, 3]
Key Facts About the USA
- Capital: Washington, D.C.
- Largest City: New York City
- Government: Federal republic with a presidential system
- Geography: Contiguous U.S. (48 states), plus Alaska (northwest) and Hawaii (Pacific Ocean)