▁Rail ways ▁( U AR ) ▁Organisation ▁of ▁African ▁Trade ▁Union ▁Unity ▁( O AT U U ) ▁Supreme ▁Council ▁for ▁Sports ▁in ▁Africa ▁African ▁Civil ▁A viation ▁Commission ▁ ▁List ▁of ▁Chair pers ons ▁ ▁List ▁of ▁Secret aries - General ▁ ▁O AU ▁summ its ▁ ▁O AU ▁members ▁by ▁date ▁of ▁ad mission ▁( 5 3 ▁states ) ▁ ▁See ▁also ▁African ▁Parliament ary ▁Union ▁( AP U ), ▁another ▁inter - par liament ary ▁institution ▁only ▁of ▁some ▁African ▁countries ▁( non - members ▁are ▁E rit rea , ▁Se ych elles , ▁Com or os , ▁Maur it ius , ▁Mad agas car , ▁T anz ania , ▁Z imb ab we , ▁Mal aw i , ▁Moz amb ique , ▁B ots w ana , ▁South ▁Africa , ▁Sw az il and , ▁Les oth o , ▁Sah raw i ▁Republic ) ▁Africa ▁Day ▁B am ako ▁Convention ▁Cas ab lan ca ▁Group ▁Convention ▁G over ning ▁the ▁Specific ▁As pect s ▁of ▁Ref uge e ▁Problem s ▁in ▁Africa ▁List ▁of ▁L ingu istic ▁Rights ▁in ▁Constitution s ▁( A frica ) ▁Mon ro via ▁Group ▁M PA I AC ▁Pan - A fr ican ism ▁ ▁References ▁ ▁Further ▁reading ▁ ▁O AU ▁After ▁Tw enty ▁Years . ▁Pra eg er ▁( May ▁ 1 9 8 4 ); ▁; ▁▁ ▁Terry ▁M . ▁M ays , ▁Africa ' s ▁First ▁Peace keep ing ▁Operation : ▁The ▁O AU ▁in ▁Ch ad , ▁ 1