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United States of America

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The bald eagle has been the national bird of the United States since 1782.

The United States of America is a federal republic consisting of fifty states and a federal district. The forty-eight contiguous states and Washington, DC, are in central North America. The state of Alaska is located in the northwestern part of North America and the state of Hawaii is an archipelago in the mid-Pacific. The United States has five populated and numerous unpopulated territories in the Pacific and Caribbean. With more than 320 million people and 3.80 million square miles, the United States is the world’s fourth-largest country by population and land area.