An old Arabic proverb says "my brother and I together against my cousin, and my cousin and I together against the other." In essence, it means that loose alliances can form in the face of common enemies, even if conflict exists between the united parties.
Nowhere is this truer than in Yemen, where many alliances of convenience have formed over the past year amid the country's protracted civil war. But as a resolution to the fighting becomes an increasingly likely prospect, partnerships will crumble and allegiances will change, enabling old rivalries and problems to resurface. Even if a political deal emerges, it will not bring peace to Yemen....