Known as the Leopard, the president of Zaire for thirty-two years, Mobutu Sese Seko, showed all the cunning of his namesake -- seducing Western powers, buying up the opposition, and dominating his people with a devastating combination of brutality and charm. While the population was pauperized, he plundered the country's copper and diamond resources, downing pink champagne in his jungle palace like some modern-day reincarnation of Joseph Conrad's...