The United States of America, commonly referred to as the United States (U.S.) or America, is a federal republic composed of 50 states, a federal district, five major self-governing territories, and various possessions. The United States is one of the most diverse and influential countries in the world, known for its cultural, economic, and political significance.
The United States is located in North America and is bordered by Canada to the north, Mexico to the south, the Atlantic Ocean to the east, and the Pacific Ocean to the west. It is the third-largest country in the world by total area and has a diverse range of geographical features, including mountains, plains, deserts, and coastlines.
The history of the United States is rich and complex, with key events such as the American Revolution, the Civil War, and the Civil Rights Movement shaping the nation's development. The U.S. has played a significant role in global events and has been a major player in international politics and economics.
The United States is a federal republic with a presidential system. It has a separation of powers among the executive, legislative, and judicial branches of government. The President is the head of state and government, and there are two houses of Congress - the Senate and the House of Representatives.
American culture is diverse and has been influenced by various immigrant groups, resulting in a rich tapestry of traditions, customs, and art forms. The United States is also a global leader in entertainment, technology, and innovation, shaping popular culture around the world.