United State Of America
The United States of America is commonly known as United States, U.S, USA or sometimes America. It is a federal constitutional republican country that is consisted on fifty states and a federal district. Washington D.C is the capital district of USA while it is located in the center area of North America.

Population and Economy of USA
USA is the third most populous country in the world with approximately 306 million population while according to the area it is covered it is the fourth largest country. USA has a great cultural diversity. USA has the world's largest economy.

Culture Language and Religion of USA
English is the official language of USA. USA is a secular country where freedom of adopting religion is practiced and Christianity is the major religion, other are Protestants, Roman Catholics, evangelicals, Buddhism, Judaism, Islam and Hinduism etc.

Education and Top Universities of USA
USA has world's famous universities and education system of USA is very advanced. People all over the world come to USA for different purposes such as some come to USA for getting higher education some come for earning money. USA has been engaged in the several wars since so many.

Atomic Power
USA is the first country that invented Atomic bomb and not only that in the year 1945 during Second World War USA attacked and set off atomic bomb on Japan. USA has attacked Afghanistan after a terrorism activity in New York by Taliban and Al Qaieda. USA attacked on Iraq to demolish the atomic activities of Iraq.