The United States, sometimes known as the United States of America, commonly referred to as America, is a federal republic with 50 states in North America. The 48 contiguous states that are located in the central latitudes of the continent are joined by Hawaii, an island state in the center of the Pacific Ocean, and Alaska, a state at the far western end of North America. The conterminous states are encircled by Canada to the north, the Atlantic Ocean to the east, the Gulf of Mexico and Mexico to the south, and the Pacific Ocean to the west. The United States is the world’s fourth-largest country by area (after Russia, Canada, and China).Washington, which includes the District of Columbia, the federal capital region established in 1790, serves as the nation’s capital.
The United States’ greatest strength is likely its enormous variety. Its physical habitat spans the Arctic and the subtropics, a lush rain forest and a parched desert, and a rough mountain top and a flat plain. Despite having a sizable overall population by global standards, the United States has a comparatively low population density. The nation has some of the largest metropolitan regions in the globe as well as some of the largest landscapes that are nearly entirely free of human settlement.
By gross domestic product, the United States is the world’s most powerful economy (GDP). The country’s prosperity may be attributed in part to its abundant natural resources and massive agricultural production, but it owes more to its highly developed industry. The United States is the most significant individual element in international commerce due to the sheer size of its economy, despite its relative economic self-sufficiency in many areas. Major sections of the global total are represented by its imports and exports. Additionally, the United States has an impact on the world economy by serving as both a source and a destination for investment money.The nation nonetheless maintains one of the most diverse economies on Earth, giving the majority of its citizens access to one of the greatest levels of living.