 On 15 May 2007, all 81 minor districts were upgraded to full districts.On 24 August the upgrade became official.Neighboring districts are (from the north clockwise) Phana of Amnat Charoen Province; Trakan Phuet Phon, Don Mot Daeng, Mueang Ubon Ratchathani and Muang Sam Sip of Ubon Ratchathani Province.