many were baules, originally from the center of the country, but also the senufos, malinkes and lobisthe north. the plantations also attracted workers from other countries, including migrants from the semi-desert called sahel in mali and burkina faso. the presence of... of foreigners in côte d'ivoire is important. it's been estimated that they comprise 40% of the population. narrator: together with unemployed ivorians, many foreigners ended up in shantytowns, like this one near abidjan, called washington. ( man speaking french ) translator: first of all, it was foreigners, the burkinabes and the malians who were even more numerous. then, in the '80s, with the crisis, e population of this area swelled with people om all or e ivory coitself. at the moment,ere are peopleomg om all or e ivory coitself. from all over the ivory coast. you can find baules, agnis, dyulas and maukas from the north. narrator: but the northern migrants bring more than just their ethnic diversity into this diminished economy. bassett: they've changed the religious composition of the country. eighty percent, it's