The main differences from the US as I see them: * Less effective government control of the press (although that seems to be tightening up in recent years). *

The main differences from the US as I see them: * Less effective government control of the press (although that seems to be tightening up in recent years). * Less use of secrecy, i.e. more of the sales happen in the open. * The US has more enemies which it actually doesn't sell to. * No outside boss country to prevent the US from doing what it wants.