Culling the Masses questions the widely held view that in the long run democracy and racism cannot coexist. David Scott FitzGerald and David Cook-Martin show that democracies were the first countries in the Americas to select immigrants by race, and undemocratic states the first to outlaw discrimination. Through analysis of legal records from twenty-two countries between 1790 and 2010, the authors present a history of the rise and fall of racial selection in the Western Hemisphere.

The United States led the way in using legal means to exclude "inferior" ethnic groups. Starting...