Borderlands of Slavery explores how the existence of two involuntary labor systems-Mexican peonage and Indian captivity-in the nineteenth-century Southwest impacted the transformation of America's judicial and political institutions during the antebellum, Civil War, and Reconstruction eras.

William S. Kiser teaches history at Texas AandM University-San Antonio. He is author of Turmoil on the Rio Grande: The Territorial History of the Mesilla Valley, 1846-1865 and Dragoons in Apacheland: Conquest and Resistance in Southern New Mexico, 1846-1861.