Fabius Maximus (always worth a look) finds some unpleasant parallels between now, the past, and film:
Summary: All we need do is to strike Iran with all our hatred, and our journey towards the dark side will be complete.
After years of propaganda the US population has become eager for war, much like the people of Europe were in 1914...I'm not so sure the American people are eager. I do believe they could be manipulated long enough to be willing to let it happen, and then find they can't get out. The main point, however, is a good one.