Of America or the United States of America (the symbol of the abbreviation US or USA), is a country located in North America, and to the capital city of Washington, Jan. Thirty. . The U.S. is the third country, full of the world's population and third largest country is a vast world. and terms, and a variety of people, the most diverse country in the world to be known. USA with a GDP of more than 13, The 000 billion dollars per year and 19% the purchasing power of the world, the largest economy among the countries of the world Dara.

the system of government American constitutional framework, and based on the system of the Federal Republic Of founded. This country in the year 1776 ad (1155 e. STR.), etc. In the wake of the declaration of independence, and has 13 former British colony was formed.

the United States from the East with the Atlantic Ocean, in the West with the Pacific Ocean, from the north with Canada, and from the south with Mexico, a neighbor. This country from the path of naval base, Guantanamo is also a common boundary slightly with Cuba. The USA as well as through Alaska with Russia, the border blue. Plus, a collection of Island, district, and areas belonging to the US, scattered around the world.

United States of America after attending the first World War and the Second World War, the power of influence in the world expanded. American permanent member of the UN Security Council and is co-founder of Pact military NATO can be considered. And after the collapse of the Soviet Union and the end of the Cold War as a superpower unique income. Citizen of the United States, usually "American" is called.