The underlying cause of World War II was the effort by Japan and Germany to take by force of arms resources they decided they needed to fuel their economies. Both countries were dictatorships; this is important because, under modern standards of conduct, democracies probably could not go to war for this reason. Yet it is also clear that we would not be in Iraq if it were not for the fact that oil is the source of funds for the Islamic terrorists to carry out their atrocities on westerners, nor would they, without oil riches, be dreaming of restoring their...