The US Air Force is the world's largest, of course, but second place goes to the US Navy. Or the US Army, if we count rotorcraft. The Marine Corps is like 7 or

The US Air Force is the world's largest, of course, but second place goes to the US Navy. Or the US Army, if we count rotorcraft. The Marine Corps is like 7 or 8. We spend a lot of money on the military. A lot a lot.