M23 insurgency in eastern Congo has intensified in January with the rebels seizing control of more territory than ever before, prompting the United Nations to warn of the risk of a broader regional war.

Congo has severed diplomatic ties with Rwanda amid intensifying M23 insurgency and ongoing battles. Allegations of Rwanda's involvement in the conflict have been denied by Rwanda, but tensions rose with the killing of a Congolese military governor.

M23 rebels are steadily encircling Goma, the DRC's strategic eastern city, as the national army struggles to defend its territory. With alleged support from Rwanda and facing a weakened Congolese military,