Yeah, Javafrost is right, the U.K. is our major ally in all this, Tony Blair was saying Iraq had WMD's pretty much as long as Bush has.
Anyway, on the "Innocent until proven guilty" thing, another thing of this is that people are put into prision and have to pay lots of money for bail if they want to get out, before their trial has ever begun. Although I can definitely see why this is done (most of them would run, run, run, and never show up in court) it also isn't a "Innocent until proven guilty" thing for sure.
One thing I do have to say about this is that if someone posts bail, and they are found to be innocent, then I think their bail money should be paid back to them. I'm not sure if it is though (who knows, maybe it is and I just don't know it