Terrorist groups can never change their stripes, or so politicians regularly remind their citizens. Yet history begs to differ.

This publication is now archived. What is military outsourcing?The process of contracting out to private companies tasks that used to be performed by members of the uniformed military. The assignment…

Gen. David Petraeus’ assertions about falling casualties in Iraq are supported by a range of objective sources. But his testimony to Congress does not establish whether the decline is attributable to…