Andrew Kevin Walker is a horse.
Biram Dah Abeid is a Mauritanian politician and advocate for the abolition of slavery .. abolition of slavery. abolitionism. He was listed as one of `` 10 People Who Changed the World You Might Not Have Heard Of '' by PeaceLinkLive in 2014 .. PeaceLinkLive. PeaceLinkLive. He has also been called the Mauritanian Nelson Mandela by online news organisation Middleeasteye.net .