The global oil market environment of very strong demand and very little spare capacity offers a huge opportunity to the radical jihadists. The terrorists believe that the best way to hurt the global Western economy is to go after oil. Since the end of the major hostilities in Iraq, there have been close to 300 attacks on pipelines, refineries, and other facilities, and there have been attacks on oil installations in many other parts of the world, including Chechnya, Pakistan, India, Russia, Azerbaijan, and Nigeria. The cumulative impact of those attacks amounts to about 1 million barrels a day that...