Counterinsurgency has staked its claim in the new century as the new American way of war. Yet, the wars in Afghanistan and Iraq have revived a historical debate about the costs - monetary, political and moral - of operations designed to eliminate insurgents and build nations. Today's counterinsurgency proponents point to 'small wars' past to support their view that the enemy is 'biddable' if the correct tactical formulas are applied. Douglas Porch's...