U.S.

The U.S., or United States, is a large country in North America made up of 50 states, a federal district (Washington, D.C.), and territories. It has a diverse population and economy, with a government based on democratic principles and a Constitution. The country plays a significant role globally through its influence in economics, military, culture, and technology. The U.S. is known for its innovation, historical significance, and leadership in various international issues. It operates under a system of federalism, where power is shared between the national government and individual states, allowing for both unity and regional autonomy.