South Sudanese refugee woman, displaced by fighting, holds her child on arrival at Imvepi settlement in Arua district northern Uganda

South Sudanese refugee woman, displaced by fighting, holds her child on arrival at Imvepi settlement in Arua district northern Uganda

South Sudanese refugee woman, displaced by fighting, holds her child on arrival at Imvepi settlement in Arua district, northern Uganda, April 4, 2017. Picture taken April 4, 2017. REUTERS/James Akena.

The surge of more than half a million South Sudanese refugees into Uganda since July 2016 has created Africa’s largest refugee crisis.