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…

As military leaders in Washington revise their war strategy for Afghanistan, analysts say enlisting Afghan tribesmen could aid in security. Others warn that what helped stabilize Iraq may play very d…

President Bush’s new "surge" plan to clear and hold Baghdad’s neighborhoods faces a tough challenge from high levels of sectarian violence.

Whatever emerges from the current review of U.S. Iraq policy, embedding more U.S. military advisers with Iraqi forces will be a vital component. But can this training effort help secure Iraq?

James L. Jones, a retired Marine commandant, brings extensive military and diplomatic experience to his new post as national security adviser for President Barack Obama.