<p>In 1965, Graham Greene joined journalist Bernard Diederich in the Dominican Republic to embark on a tour of its border with Haiti, then ruled by 'Papa Doc' Duvalier. They were accompanied by an activist priest, Jean-Claude Bajeux. Diederich had known Greene since the mid-1950s and had lived in Haiti for 14 years. He was a seasoned correspondent for the British and North American press and had reported many stories from the region, including Ca...