Scientists discover massive deposits of this valuable resource sitting beneath the feet of millions of Americans.

List of States in USA: The United States of America is a country situated in the North American continent. It is the fourth largest country in the world as per the area covered. There are 50 ...

all African Americans finally emerged from their 250 years of bondage into their freedom as citizens of the United States of America. 1830s: Andrew Jackson's Indian Removal Act forcibly removes ...