| Troops have been ordered back to barracks |
A ceasefire appears to be holding in
South Sudan's capital, Juba, after four days of heavy fighting between
rival forces left more than 270 people dead.
| Vice-President Riek Machar, left, and President Salva Kiir have been locked in a power struggle |
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Mr Kiir and Mr Machar are under intense diplomatic pressure to end the violence. The UN said about 42,000 people had fled their homes during the fighting, with 7,000 of them taking refuge at its compounds.
The US, Kenya and Uganda said they were preparing to evacuate their citizens from South Sudan.
Peace deal shredded
The UN called for an immediate arms embargo, as well as attack helicopters to strengthen its 13,000-strong peacekeeping force. Two Chinese UN peacekeepers and one South Sudanese UN worker were among those killed in the fighting.US National Security Adviser Susan Rice said: "This senseless and inexcusable violence undertaken by those who yet again are putting self-interest above the well-being of their country and people - puts at risk everything the South Sudanese people have aspired to over the past five years."