![Villagers attend a busy market day in Djenné, central Mali. Access to markets by traders of different ethnic groups has been undermined by attacks carried out by armed Islamists and self-defense groups.](/sites/default/files/multimedia_images_2018/201812africa_mali_photo1.jpg)
Villagers attend a busy market day in Djenné, central Mali. Access to markets by traders of different ethnic groups has been undermined by attacks carried out by armed Islamists and self-defense groups.
© Peter Adams Photography Ltd / Alamy Stock Photo