evidence: Little progress on disputed Abyei region between Sudan and South Sudan Despite the strengthening of the relationship between Sudan and South Sudan, little progress has been made regarding the disputed Abyei region, the head of UN Peacekeeping told the Security Council on Thursday. [...] "However, despite this continued rapprochement between the Sudan and South Sudan, the peace process has made little progress in Abyei. The main developments at the local level were the appointments by Juba and Khartoum of their respective chief administrators", he said.