On October 16, 1954, E. H. Crump, the political boss of Memphis and a force in Southern politics for nearly half a century, died at his home in Memphis. He left a place known as "America's Cleanest City," "America's Quietest City," the capital of Mississippi, and the safest city in the South. To Crump's critics, Memphis was also known as America's least democratic city. Crump's brand of order was already breaking down at the time of his death. That...