Peace talks between the government of the Democratic Republic of Congo (DR Congo) and the M23 rebels in the Ugandan capital Kampala have not collapsed, the US special envoy for the Great Lakes region says., Rusell D. Feingold.

At a press conference held Wednesday in the Congolese capital Kinshasa, US envoy Rusell D. Feingold said the "talks will continue until parties to the conflict can sign a peace agreement. "

The US diplomat, whose mission is to promote peace in DR Congo, said his country was helping restore peace in the Great Lakes region.

"But it is upon DR Congo to take appropriate measures to restore its territorial integrity," he said.

He expressed confidence that the US government, the African Union and other countries involved in the Kampala talks will ensure a positive outcome in the end.

Feingold praised the Congolese government for showing willingness to negotiate with M23 rebels to find a sustainable solution to the crisis.

Meanwhile, the diplomat said he was opposed to the idea of offering amnesty and integrating into the army all those who have been accused of committing crimes against humanity.

Responding to the question of what the US will do in case the M23 refuses to lay down their weapons, the envoy said his country will use all possible means to end the suffering of the Congolese civilian population.

He said the US was satisfied with the collaboration of the Congolese army and the UN intervention brigade, and that they were capable of defeating the M23 and other rebel groups causing insecurity in the Great Lakes region.

Feingold sat in the US Senate Foreign Relations Sub-Committee on African Affairs before named as the special envoy to the Great Lakes region in July 2013.