sentences:  Accordingly, local groups of both Somali and Oromo nationalities have a vested interest in the control of the relatively rich pastoral resources in the district and therefore have been in conflict over its control.One attempt to resolve the dispute between the two Regions was the October, 2004 referendum held in about 420 kebeles in 12 woredas across five zones of the Somali Region.According to the official results of the referendum, about 80% of the disputed areas have fallen under Oromia administration, though there were numerous allegations of voting irregularities in many of them.