Through their control of mass media, they revised the doctrine of white supremacy. They saturated the thinking of the poor white masses with it, thus clouding their minds to the real issue involved in the Populist Movement. They then directed the placement on the books of the South of laws that made it a crime for Negroes and whites to come together as equals at any level. And that did it. That crippled and eventually destroyed the Populist Movement of the nineteenth century.