What make any sane person think that if we removed our troops from Iraq that the Islamic war with the world will stop?
Common sense is an uncommon virtue these days.
If he were sane he would know that the oil reserves of Iraq equal those of Saudi Arabia, and half of these are yet to be exploited. That means that if Iran gains control of Iraq by associating with a Shia government, then the Mullahs will have a death grip on a main artery.