On 19 July 2011, shortly after the independence of South Sudan, the SPLM-N in South Kordofan and the Justice and Equality Movement of Darfur conducted a coordinated attack against the Sudanese army at Pisea, south of the state capital of Kadugli. In August, Radio Dabanga reported that the rebels were gaining ground against government forces. The conflict has led to the displacement of nearly 400,000 residents of the Nuba Mountains and surrounding areas.