<P> The Pentagon is the headquarters of the United States Department of Defense , located in Arlington County , Virginia , across the Potomac River from Washington , D.C. As a symbol of the U.S. military , The Pentagon is often used metonymically to refer to the U.S. Department of Defense . </P>
<P> The Pentagon is the headquarters of the United States Department of Defense , located in Arlington County , Virginia , across the Potomac River from Washington , D.C. As a symbol of the U.S. military , The Pentagon is often used metonymically to refer to the U.S. Department of Defense . </P>
what is the main purpose of the pentagon
what is the main purpose of the pentagon
The Pentagon is the headquarters of the United States Department of Defense
The Pentagon is the headquarters of the United States Department of Defense