For decades, the Arab world has suffered from disunity. While it is connected by geography, language, and culture, the region’s lack of cohesion has long allowed foreign powers to plunder its resources. The legacy of colonial divide-and-rule tactics remains pervasive, and parochialism has prevented Arabs from leveraging their huge oil wealth and relatively educated populations. But the FIFA World Cup has shown us another way. Football has emerged as a great unifier following a string of unexpected victories for Arab countries. In November, Saudi Arabia beat Argentina, Tunisia defeated France, …