The photographs of Las Soldaderas and Elena Poniatowska’s remarkable commentary rescue the women of the Mexican Revolution from the dust and oblivion of history. These are the Adelitas and Valentinas celebrated in famous corridos mexicanos, but whose destiny was much more profound and tragic than the idealistic words of ballads. The photographs remind Poniatowska of the trail of women warriors that begins with the Spanish conquest and continues to Mexico’s violent revolution....