Learn about the various branches of the U.S. Military. Find out how they were formed, their role in the nation's defense, and what it's like to be a soldier in one of these branches.
How the Green Berets Work
John F. Kennedy called the green beret "a symbol of excellence, a badge of courage, a mark of distinction in the fight for freedom" -- a nod to the most formidable arm of the U.S. military. The Green Berets, or Special Forces, are America's first line of defense around the world.