United states of america,North america.

About America:

The America commonly referred to as the us,may be a country comprising 49states, a administrative district, six major self-governing territories, and various possessions.At 3.7 million square miles 9.9 million km 2, it's the world's third or fourth largest country by total area[d] and is slightly smaller than the whole continent of Europe. Most of the country is found in central North America between Canada and Mexico, The U.S. is that the third most populous country.

 The capital is Washington, D.C., and therefore the most populous city is ny City. Palaeo-Indians  migrated from Siberia to the North American mainland a minimum of 12,000 years ago.European colonisation  began within the 16th century. The us emerged from the thirteen British colonies established along the East Coast. Numerous disputes between Great Britain and therefore the colonies led to the American Revolutionary War lasting between 1775 and 1783, resulting in independence.During the last half of the 19 th century, the American war led to the abolition of slavery within the us.The Spanish American War and war I confirmed the country's status as a worldwide military power. The us emerged from war II as a worldwide superpower.

It had been the primary country to develop nuclear weapons, and therefore the just one to use them in warfare. During the conflict, the us and therefore the Soviet Union competed within the Space Race, culminating with the 1969 Apollo 11 mission, the spaceflight that first landed humans on the Moon. the top of the conflict and collapse of the Soviet Union in 1991 left the us because the world's sole superpower.The us may be a federal republic and a representative democracy. it's a founding member of the United Nations, International Bank for Reconstruction and Development, International fund, Organisation  of yank States (OAS), NATO, and other international organisations. 

It's a permanent member of the United Nations Security Council. A highly developed country, the us is that the world's largest economy by nominal GDP, the second-largest by purchasing power parity, and accounts for about 1 / 4 of worldwide GDP.The us is that the world's largest importer and therefore the second-largest exporter of products, by value. Altho  its population is 4% of the planet total, it holds 31% of the entire wealth within the world, the most important share of worldwide wealth concentrated during a single country.Despite income and wealth disparities, the us continues to rank very high in measures of socioeconomic performance, including average wage, median income, median wealth, human development, per capita GDP, and worker productivity.it's the foremost military power within the world, making up quite a 3rd of worldwide military spending,and may be a leading political, cultural, and scientific force internationally.

History of america:

The america genarelly accepted north america migrated from siberia by way of the bering land bridge and received least 12,000 years ago; however, increasing evidence suggests a good earlier arrival.Then they are crossing the bridge, and primary american move southward along .The clovis culture appeared around 11,000 bc, and is taken into account to be an ancestor of most of the later indigenous cultures of america.The clovis culture was believed to represent the primary human settlement of america. Over the years, more and more evidence has advanced the thought of pre-clovis cultures including tools dating bac about 15,550 years ago. It's likely these represent the primary of three major waves of migrations into north america.Over time, indigenous cultures in north america grew increasingly complex, and some, like the pre-columbian mississippian culture within the southeast, developed advanced agriculture, grand architecture, and state-level societies.

The mississippian culture flourished within the south from 800 to 1600 ad, extending from the mexican border down thru  florida.Its state cahokia is taken into account the most important, most complex pre-columbian archaeological site within the modern-day us.which produced greater dependance  on farming.Three unesco world heritage sites within the us are credited to the pueblos: mesa verde park, chaco culture national historical park, and taos pueblo.

Within the southern great lakes region, the iroquois confederacy (haudenosaunee) was established at some point between the twelfth and fifteenth centuries.The date of the primary settlements of the hawaiian islands may be a topic of continuous debate.Archaeological evidence seems to point a settlement as early as 124.

America is on of the most favorite country of any persion.Its a dream country in our Bangladesh man.