When the dictatorial regimes of Tunisia and Egypt were toppled by popular unrest few expected Syria to follow. Despite suffering under dictatorship for over 40 years and facing similar economic and social challenges that had prompted rebellion elsewhere, Syrians appeared to support their young president, Bashar al-Assad, who had cultivated an image as a populist anti-western moderniser. When protests did eventually reach Syria in March 2011, in the southern town of Deraa, they called on Assad to reform not resign. Yet any faith in Assad as a reformer soon evaporated. His security forces responded with live fire, killing hundreds in Deraa and elsewhere, while the president offered only piecemeal reforms. The regime fashioned a narrative that...