Except this is not a single story but something that's been known for quite some time: https://www.google.nl/search?hl=en&noj=1&site=webhp&source=hp&q=slavery+

Except this is not a single story but something that's been known for quite some time: https://www.google.nl/search?hl=en&noj=1&site=webhp&source=hp&q=slavery+in+mauritania&oq=slavery+mauret https://www.google.nl/search?hl=en&noj=1&site=webhp&...