Rojda Felat, the commander of a US-backed operation by Kurdish and Arab fighters to capture the Syrian city of Raqqa, uses a walkie-talkie near the Tabqa Dam, west of Raqqa, Syria, March 30, 2017. TABQA, Syria — Since the beginning of the Syrian revolution in March 2011, when the peaceful conflict turned into a military one, Kurdish factions have been working for change in Syria. A large number of the fighters in the Kurdish factions have been female, and they have gained considerable experience in leading battles against the Islamic State (IS). Rojda Felat, one of the top commanders...