Since the beginning of July 2013, the Sudanese government started planting mines in the area of Unch- the Nuba tribes- south of Dillanj city, the second largest city in Nuba mountains Southern Kordofan state. The government troops planted mines through the valley that connect the west and the east of Nuba mountains, crossing the villages of Daliba, Wata, Alrajol, Altungol, and the Alaf agricultural project.