Ousting the port of Aden’s old management might signal that Yemen’s north-south tensions are easing.

Brian O'Neill recommends that the U.S. shift its focus away from Sanaa and be ready to work with the real powerbrokers—even if they are outside its comfort zone.

Yemen faces an escalating threat from rebellions in both the north and south of the country, as well as from al-Qaeda, calling into question whether a unified state has ever really taken root.