The United States is a country located in North America, bordered by Canada to the north and Mexico to the south. It consists of 50 states, a federal district, and several territories. The capital city is Washington, D.C., and the largest city is New York City. The country has a diverse population and is known for its cultural, economic, and political influence worldwide. The United States operates under a federal government system, with powers divided between the national and state governments. It is a constitutional republic, meaning it has a system of elected representatives and a constitution that protects individual rights. The country is also known for its significant contributions to technology, science, and the arts.