印度起源观后感英语作文锦集(9)

The present-day continental United States has been inhabited for at least 15,000 years by indigenous tribes.[1] After European exploration and settlement in the 16th century, the English established their own colonies—and gained control of others that had been begun by other European nations—in the eastern portion of the continent in the 17th and early 18th centuries.
On 4 July 1776, at war with Britain over fair governance, thirteen of these colonies declared their independence. In 1783, the war ended in British acceptance of the new nation. Since then, the country has more than quadrupled in size: it now consists of 50 states and one federal district; it also has numerous overseas territories.
At over 3.7 million square miles (over 9.5 million km), the U.S. is the third or fourth largest country by total area, depending on whether the disputed areas of China are included. It is the worlds third most populous nation, with nearly 300 million people.