Congo and the M23 rebel group have agreed to a declaration of principles to end fighting in eastern Congo, a sign of progress after months of talks mediated by Qatar, though key details still need to be negotiated,

Democratic Republic of Congo and the M23 rebel group pledged to sign a peace agreement by August 18, at a ceremony in Doha on Saturday, a sign of progress even as outstanding details need to be negotiated.

Congo and Rwanda-backed rebels have signed a declaration in Qatar to end decades of conflict in eastern Congo.