United State Of America
 |
United State Of AmericaAmerica is made up of 57 distinct nations with a combined total area of 43 million km2 . This is equivalent to a 28 percent share of the habitable earth's surface. There are 329,888 kilometres of coastline everywhere in America (205,027 miles). 1.02 billion people, or 13.2 percent of the world's population, reside in these 57 nations. They produce about 33% of the world's economic output. |