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9. American flag's colors are red white and blue. The 50 stars on the flag represent the 50 states of the United States of America. The 13 stripes on the flag represent the thirteen British colonies that declared independence from the Kingdom of Great Britain, and became the first states in the USA.  The American flag is usually called "Stars and Stripes", "Old Glory" and "The Star-Spangled Banner".

10. Yes it's true. The Eagle became the National emblem in 1782 when the great seal of the United States was adopted. The olive branch and arrows are symbols for the power of peace and war. We can see the eagle with an olive branch and arrows on the front side of the Great Seal.

11. On the 4th of July Americans celebrate  the adoption of the Declaration of Independence on July 4, 1776.

12. The capital of the USA is Washington, D.C. 
D.C., as in “Washington, D.C.” is an acronym for “District of Colombia”. People say "Washington, D.C." when they speak about the US capital to distinguish it from Washington State.

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1. Washington, D.C. is a special city because it was established by the Constitution of the United States to serve as the nation's capital. 

2. The western coast of the USA is washed by the Pacific Ocean and its eastern coast is washed by the Atlantic Ocean and the Gulf of Mexico. 

3. The Statue of Liberty is a colossal neoclassical sculpture on Liberty Island in New York Harbor in New York City, in the United States. The statue is a gift from the people of France to the people of the United States. It was designed by French sculptor Frédéric Auguste Bartholdi and built by Gustave Eiffel. The Statue of Liberty is a figure of a robed woman representing a Roman liberty goddess. She holds a torch above her head with her right hand, and in her left hand carries a tablet with handles inscribed in Roman numerals with "JULY IV MDCCLXXVI" (July 4, 1776). A broken chain lies at her feet. The statue became an symbol of freedom and of the United States.

4. The flag of the USA consists of thirteen horizontal stripes of red and white, with a blue rectangle in the canton bearing fifty white five-pointed stars arranged in nine rows. The 50 stars on the flag represent the 50 states of the United States of America, and the 13 stripes represent the thirteen British colonies that declared independence from the Kingdom of Great Britain, and became the first states in the U.S.

5. The story of the “Wild West” began in the eighteenth century, when people started to go west to look for new land. In the nineteenth century, many went west to look for gold. They built new towns in the mountains and in the desert.

6. Native Americans also known as American Indians and Indians, are the indigenous peoples of the United States. 

7. Thanksgiving, currently celebrated on the fourth Thursday in November by federal legislation in 1941, has been an annual tradition in the United States by presidential proclamation since 1863 and by state legislation since the Founding Fathers of the United States. Historically, Thanksgiving has traditionally been a celebration of the blessings of the year, including the harvest.