I would also point out that many governments that chose not to support this war - certainly, the French president, Jacques Chirac, as I recall in April of last year, referred to Iraq's possession of WMD.
“The president welcomes peaceful protests - it is a time-honored tradition. The president agrees violence is not the answer in Iraq, and that's why he hopes Saddam Hussein will disarm.”
“History and experience tell us that moral progress comes not in comfortable and complacent times, but out of trial and confusion.”