American religious pacifism is usually explained in terms of its practitioners' ethical and philosophical commitments. Patricia Appelbaum argues that Protestant pacifism, which constituted the religious center of the large-scale peace movement in the United States after World War I, is best understood as a culture that developed dynamically in the broader context of American religious, historical, and social currents. Exploring piety, practice, and material religion, Appelbaum describes a surprisingly complex culture of Protestant pacifism expressed through social networks, iconography