This work investigates the historical role and evolving attitudes of white Protestant denominations in the United States regarding the integration and civil rights of African Americans. David M. Reimers, a historian specializing in American social and religious history, utilizes archival records and denominational documents to trace the complex relationship between institutional church policies and racial segregation. The book argues that white Protestantism often mirrored broader societal prejudices while simultaneously grappling with the theological implications of racial inequality throughout the nineteenth and twentieth centuries.

Historians and sociologists frequently cite this text as a foundational study for understanding the intersection of American religious institutions and racial politics. Scholars note the meticulous archival research that provides a clear view of how white churches navigated the social pressures of the civil rights era.