The US accuses Rwanda of backing the rebels. Rwanda denies the allegation, but its President, Paul Kagame, signed a peace accord on 4 December with his DR Congo counterpart, Felix Tshisekedi, at a ceremony in Washington hosted by Trump.

"AFC/M23 will unilaterally withdraw its forces from the city of Uvira as requested by the United States mediation," Nangaa said in a statement, adding that this was being done to give the Qatar-broker...