Strong economic growth created enough prosperity to lift all boats; a sense of national unity argued against exclusion of people of color; and ideological rivalry between Cold War adversaries provided an additional push. (Constant reminders by Soviet propaganda of pervasive racism in the US were embarrassing.) Nurtured by these conditions, the civil rights movement became an irresistible force for social change. The gradual expansion of the social contract to include Black workers, however, provided an opening for those plutocrats who were unhappy with America as a quasi-Nordic country in
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