What type of region does the formal name United States of America represent?

The formal name "United States of America" represents a political region. This name refers specifically to a recognized sovereign state with defined territorial boundaries, a structured government, and a constitution that outlines the political framework and laws governing the country. Political regions are characterized by their governance, citizenship, and official institutions, all of which apply to the United States of America as a nation-state.

In contrast, cultural regions are defined by shared characteristics such as language, traditions, or ethnic groups; economic regions are characterized by trade patterns or economic ties; and geographical regions are based on physical features or locations on a map. While the United States may have cultural, economic, and geographical characteristics, its formal name distinctly identifies it as a political entity.