Top UN human rights officials are warning that South Sudan may return to conflict as parties to the 2018 revitalized peace agreement drag their feet in implementing the deal; The Jonglei State government has resolved to reverse an earlier decision to deduct money from civil servants salaries to pay for security services in the state—a decision that triggered protests and strikes by civil servants; South Sudan and Sudan plan to revive a railway linking the two countries, a move that economists say would boost trade between the two neighbors