Workers at a trading facility for charcoal from Somalia, in Sharjah, United Arab Emirates, Dec. 5, 2013 (AP photo by Kamran Jebreili).

The bitter Arab rivalry in the Persian Gulf is reshaping traditional spheres of influence and exacerbating fault lines farther south, in the Horn of Africa, the continent’s most volatile region. The spat between fellow members of the Gulf Cooperation Council, which began a year ago when Saudi Arabia and the United Arab Emirates led an embargo of neighboring Qatar that shows no sign of ending, has sparked frantic diplomatic and economic activity across the Red Sea, with serious security consequences. Thrust center-stage into these changing political geographies is Somalia, among the world’s poorest and most conflict-prone countries. The fragile nation, […]