 Numerous conflicts between the local Oromos and Somalis in Mieso followed the October 2004 referendum to establish the disputed boundary between the Oromia and Somali Regions; over 2,500 people displaced from their homes in December 2004 had sought refuge in the woreda.Conflicts between refugees and local people had erupted at Arba Bordode, Mieso and Mulu by mid-February.NGOs working in the area reported these conflicts continued in the town of Mieso as late as 14 July 2005.