South Sudan became independent last year following a two - decade civil war . Border disputes with its northern neighbor have put the region on edge . Its arrival in the international community was celebrated at the time , but conflict with the Sudanese regime soon resumed . The conflict has caused a huge humanitarian crisis . The South Sudanese government is also suffering from a lack of oil revenue .
South Sudan became independent last year following a two - decade civil war . Border disputes with its northern neighbor have put the region on edge . The conflict has caused a huge humanitarian crisis . The South Sudanese government is also suffering from a lack of oil revenue .