Amira, a Syrian woman from Aleppo, operates a checkpoint in a rebel-held district, wearing a rifle and a hijab fashioned from the black flag of jihad. Before the revolution, she was relegated to the domestic sphere, but today, she is a soldier in a woman's battalion of the Islamist al-Ikhlas (Loyalty) Brigades. Prompted by the killing and displacement of family members, Amira transitioned from the home to the...