This is a concise reader, covering about 400 years of American history from Indian civilization to Obama's inauguration. In the way of combining chronological style and biographical style. This book is also an exquisite gallery, with more than 400 carefully selected pictures showing a panorama of American history. Just 400 years is just a drop in the ocean in the long river of human history; The long 400 years have been a struggle for a country from scratch and from weak to strong. The American dream is not only the familiar slogan of freedom, equality and democracy, but also creates amazing wealth and glory. Years of mountains and rivers, bad karma, all ups and downs in this American dream.