South Sudan’s embattled government claimed a victory on Tuesday when President Salva Kiir said his splintered army had retaken a state capital that last week fell to rebels, in fighting that injured two UN peacekeepers and reportedly drew Ugandan air support. In a sign that the conflict in the world’s newest country was escalating, the UN Security Council voted unanimously to authorise some 6,000 additional peacekeepers and police officers to reinforce its presence and protect UN compounds. The move will almost double the existing UN force on the ground. Humanitarians have reported mass graves, ethnic killings and war crimes since Mr Kiir, a member of the Dinka ethnic group, accused his sacked vice-president and long-time adversary Riek Machar, a Nuer, of plotting a coup against him. While Mr Machar denies attempting a coup he has since become the de facto head of a loose and fractured rebellion that has […]