People will often debate questions like "why did the U.S. invade Iraq?" One group claims it was due to a fear of nuclear weapons. Another group claims that the action was oil related. Yet another claims that George Bush had a vendetta against Saddam. But proposed answers like these often seem to assume something that isn't likely to be true: that there was a single reason why this action occurred. It is in fact not even clear that there was one predominant or overarching reason. The actions o...