Experts say instability in south Sudan should be looked at in tandem with the crisis in Darfur, and some call for addressing Sudan’s problems in a more unified way to help forestall an escalation of …

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…

From his exile in Syria, Khaled Meshal, the top ranked member of Hamas, exercises leadership and serves as the group’s diplomatic envoy.