Almost 200 years ago, the Haitian people launched a revolution which ended slavery and established the world's first independent black republic. But it was a country 'born in ruins'. Once a source of plunder for the French colonial power, the national economy has since been a source of personal enrichment for a series of rapacious rulers. The most recent of these, 'Papa' and 'Baby Doc' Duvalier, have between them ruled Haiti for the last 30 years,...