In the fall of 2002 Iraq crossed an unacceptable threshold, supplying operational weapons of mass destruction (WMD) to bin Laden's terrorists. These developments were confirmed to the Western intelligence services after several terrorists -- graduates of WMD training programs -- were captured in Israel, Chechnya, Turkey, and France, along with documents related to their activities. On the basis of pure threat analysis, the United States should have gone to war against Iraq, as well as its partners Syria and Iran, in fall 2002. By then there was already unambiguous evidence indicating the urgency of defusing the imminent danger posed by...