A meeting between the presidents of Rwanda and Democratic Republic of Congo will not take place as planned on Sunday, both countries said, dashing hopes of a deal to curb Congo's M23 rebel conflict that has displaced more than 1.

The Congolese army has been fighting M23 rebels for three years in the east of the country. Rwanda, which is accused of backing the rebels, made a peace deal conditional on its neighbor holding direct talks with M23.

The presidents of Rwanda and the Democratic Republic of Congo were to meet this Sunday in Angola for a fresh round of talks aimed at ending the conflict in the DRC's troubled east. But the talks