reIntergovernmental Authority on Development ( IGAD ) Sangano reIntergovernmental Authority on Development (IGAD) inyika yezvematongerwo enyika masere muAfrica. Inosanganisira hurumende kubva kuHondo yeAfrica, Nile Valley uye maAfrica Makungwa makuru. Dzimba dzayo dziri muDhiibouti City. ==Member states== Horn of Africa Djibouti (founding member, since 1986) Ethiopia (founding member, since 1986 Somalia (founding member, since 1986) Eritrea (admitted 1993, withdrew 2007, readmitted 2011) Nile Valley Sudan (founding member, since 1986) South Sudan (admitted 2011) African Great Lakes Kenya (founding member, since 1986) Uganda (founding member, since 1986) "Intergovernmental Authority on Development: About us: History". IGAD. 9 January 2010. Retrieved 29 December 2014.  "East African bloc admits South Sudan as member". Reuters Africa. 25 November 2011. Archived from the original on 5 May 2012. Retrieved 25 October 2012.