Hundreds of thousands of Iraqi security personnel have received U.S.-led counterinsurgency training. But big questions remain over their readiness to replace U.S. forces.

Despite their deep economic ties, animosity between China and Japan periodically resurfaces over territorial, historical, and economic disputes.

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…

Violent acts by homegrown militant extremists in the U.S. have declined, but "lone wolf" attacks are on the rise. The post-9/11 legal and political landscape poses new challenges to law enforcement a…

Some analysts say healthcare costs hinder U.S. industry competitiveness in the global marketplace, but it’s unclear whether proposed health reforms will offer any cost relief.