A UN spokesman said the key cause of the deteriorating situation is the very high level of insecurity along the road link to Cameroon where over 1,600 trucks, with 500 carrying humanitarian supplies, remain blocked at the border since mid-December.
Central African Republic signs agreement following two weeks of talks in Sudanese capital Khartoum. But peace is fragile as similar deals in 2014, 2015 and 2017 all fell apart.
The mayor of the north-eastern town of Bria says the killings took place in heavy fighting between rebel groups since Tuesday. Local Catholic missions say the death toll could be higher.
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