Six glamorous women: Nancy, Pamela, Diana, Unity, Jessica, and Deborah. Born into country-house privilege, the Mitford sisters were the "bright young things" of high society London in the 1920s and 1930s. But as the shadow of Fascism crept over Europe, the stark--and very public--differences in their outlooks would reflect the political extremes of a dangerous era. The eldest was a razor-sharp novelist of upper-class manners; the second was loved...