The Arab Spring captivated the planet. Mass action overthrew Tunisia's Ben Ali and Egypt's Hosni Mubarak. The revolutionary wave spread to the far corners of the Arab world, from Morocco to Bahrain. It seemed as if all the authoritarian states would finally be freed, even those of the Arabian Peninsula. People's power had produced this wave, and continued to ride it out. In Libya, though, the new world order had different ideas. Social forces opposed...