The UN says that sexual violence, directed killings and displacement, and control of aid are being used to harm civilians, although the government of South Sudan denies any role in crimes against civilians.
The UN Commission for Human Rights says that some civilians in South Sudan are being targeted for murder and rape based on their ethnicity.
Fighting began shortly after the country gained independence in 2013.
Thousands of people have been killed and almost 3 million forced from their homes.
Al Jazeera’s Hiba Morgan reports from Juba.
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