United States

The United States, often referred to as the USA, is a country located primarily in North America. It is composed of 50 states, a federal district (Washington, D.C.), five major self-governing territories, and various possessions. The U.S. is known for being a federal republic, meaning it has a system of government in which power is shared between a central authority and individual states. The country is characterized by a diverse landscape, encompassing forests, mountains, deserts, and coastlines, and is home to a wide range of cultural, ethnic, and demographic groups. The United States has a significant influence on global economics, politics, culture, and technology. It is a leading nation in terms of military power and economic size, often regarded as a superpower. The Constitution serves as the foundational legal document, establishing the framework for the federal government and enumerating the rights of citizens.