Wonders to Share for the 4th of July

Happy 4th of July!

Regardless of how you spend the 4th of July, take some time to share a Wonder from Wonderopolis with your family.  Below are some related Wonders for the holiday.

#151 Who Wrote the National Anthem?
#274 Who Made the American Flag?
#351 Why Is the Liberty Bell Cracked?
#550 How Are Fireworks Made?
#619 Who Came to the Boston Tea Party?
#935 Who Wrote the Pledge of Allegiance?
#1005 What Is a Democracy?