英文介绍美国 !!!! 少点!!!! 快

1.First of all, the U.S., like most of the other countries in the America continent, is an emigratory country. Native residents of this territory, known as Indians, do not reign in their nation.
2.Secondly, from my private point of view, the establishment of the U.S. polity is of very high level.
3.History is a complex blend. When describing the history of a country, not only the facts, but also the whole world environment in which the event occurred should be concerned.
As the currently exclusive superpower of the world, the U.S. has a characteristic and distinctive history, generally considered as a brief 200-year chronicle. How has the nation grown strong so rapidly and what’s the reason for it could be informative. With reference to the course American Society and Culture and some other materials, and independent summarizations, some of the characteristics of American history are mentioned as below.