United States comes in third or fourth in terms of area (3.79 million square miles or 9.83 million km 2), occupies third place in terms of population (307 million). Featuring the United States as one of the world's most versatile in terms of race, culture, and came as a result of massive migration to it from different countries. [6] The U.S. economy is the largest national economy in the world, with an estimated GDP for 2008 by about $ 14.3 trillion (U.S. 23 per cent of the world total, based on nominal GDP and almost 21% in terms of purchasing power). [2] [7]
Settled in the geographical area which is currently the United States of America by humans for the first time at the end of the last ice age or after a short period, after crossing the tribes belonging to the component of the Mongol, or yellow, the Bering Strait from northern Asia via Alaska and headed south in search of the causes of life, The form of these ancestors of Native Americans. [8] The European colonization talk began first with the Spaniards, then go to the British, who began to think to colonize areas that today form the east coast of the United States in the reign of Queen Elizabeth I, who served during the second half of the sixth century century, especially after the destruction of the Spanish fleet Jabbar year 1588. [9]
Founded the country by thirteen British colonies along the Atlantic coast, the first colony of "Virginia" English, which is called the discoverer, Sir Walter Raleigh and the name of the Virgin Queen Elizabeth Timnaa. Increased the pace of settlement the English on the east coast after the emergence of companies aimed to encourage the settlement movement in the territory beyond the seas, which met with popular people because of economic crises, unemployment and religious persecution. [10] established the city of Jamestown Year 1607 at the territory of Virginia, was the first settlement of English successful in the territory of the United States for the future. [10] followed by the establishment of other colonies are: New Hampshire, Massachusetts, Connecticut, and Rhode Island, and Maryland, and South Carolina, and North Carolina, and New York, New Jersey, and Delaware, and Pennsylvania. The people of these colonies are working to agriculture, logging, mining, trade and animal husbandry, has a population of mixed English and European because of the influx of European immigrants of others to it. [11] issued these Colonies Declaration of Independence on the Fourth of July, 1776, which recognized their independence from Great Britain and the formation of a federal government . Defeated the rebellious states of Great Britain in the American Revolutionary War, the first colonial war successfully to win independence. [12] adopted the Convention on the Philadelphia U.S. Constitution, the current on the seventeenth of September in 1787; and ratified the following year, making those states part of the Republic and one have a strong central government. As has been the ratification of the Bill of Rights in 1791, and includes ten constitutional amendments to ensure that many of the basic civil rights and freedoms.
In the nineteenth century, the United States got the land from France, Spain, the United Kingdom, Mexico, Russia, and annexed the Republic of Texas and Hawaii. Conflicts between agricultural area south and the north industrial area about states' rights and the expansion of the slave trade to the outbreak of the American Civil War in the sixties of the nineteenth century. Prevent the victory of the northern region of a split in the country, which led to the end of legal slavery in the United States. The national economy has become the largest economy in the world by the year 1870. [13] and confirmed the Spanish-American War and World War I on the military power of the country. In 1945, the United States emerged from World War II to be the first country with nuclear weapons, and a permanent member of the Security Council of the United Nations, and a founding member of NATO. The United States became the only superpower in the world after the end of the Cold War and the disintegration of the Soviet Union. Of how much the U.S. spends on the American forces about 50 per cent of global military spending, is also an economic power, political and cultural world. [14]
