This document contains information about symbols and figures representing the United States. It provides details about presidents Barack Obama and the First Family. It also outlines key American symbols like the flag, national anthem, bald eagle, Uncle Sam, Statue of Liberty, and Mount Rushmore. The flag was designed by Betsy Ross and features 50 stars and 13 stripes. Uncle Sam became a nickname for the U.S. government after meat supplier Samuel Wilson provided beef barrels stamped "U.S." to the army.