“Where the Depression years had aroused a deep sense of concern over how American wealth was distributed and American society structured, the successive crises of the 1960s and early 1970s, by highlighting the contradiction between the destructive capability of American technology and the moral opaqueness of those Americans who had ultimate control over its use, raised questions about the very course of “modern” historical development. After Vietnam, there could be no more easy assumptions about the goodness of American power, no more easy equating of being “modern” with being “civilized.”