Govt - United States of America - People - COLD WAR VETERAN - MugThe United States of America (USA), commonly known as the United States (U. S. or US) or America, is a country located primarily in North America, consisting of 50 states, a federal district, five major self governing territories, and various possessions.[h] At 3. 8 million square miles (9. 8 million square kilometers), it is the world's third or fourth largest country by total area.[d] With a population of over 328 million, it is the third most