Small Arms Survey published in March 2023 an analysis titled "Upper Nile Prepares to Return to War."
Armed groups are mobilizing for conflict in South Sudan's Upper Nile province. The commanders of the armed groups in Upper Nile are acting with different degrees of autonomy from their backers in the capital of Juba. A resurgence of violence will interrupt the distribution of humanitarian supplies and services in Upper Nile and Jonglei provinces.