Are antisemitism and white supremacy manifestations of a general phenomenon? Why didn't racism appear in Europe before the fourteenth century, and why did it flourish as never before in the eighteenth and nineteenth centuries? Why did the twentieth century see institutionalized racism in its most extreme forms? Why are egalitarian societies particularly susceptible to virulent racism? What do apartheid South Africa, Nazi Germany, and the American South under Jim Crow have in common? How did the Holocaust advance civil rights in the United States?

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