Rwandan-backed M23 rebels in Democratic Republic of Congo are seeking to advance south towards Bukavu, the capital of South Kivu province, in an attempt to expand their area of control in the country's east after capturing the city of Goma.

At least 773 people were killed in eastern Democratic Republic of Congo’s largest city of Goma and its vicinity this week amid fighting with

Authorities confirmed 773 bodies and 2,880 injured persons in Goma's morgues and hospitals, Congolese government spokesperson Patrick Muyaya told a briefing in the capital, Kinshasa, adding that the death toll could be higher.

The M23 rebel group that is backed by Rwanda has emerged as a more potent force after being crushed during their first rebellion in 2012.

Rwandan-backed M23 rebels say they are now in control of the key eastern Congolese city of Goma. Their fighters continue to claim more territory in one of the world's most mineral-rich territories.

We will stay here in Congo and fight. If we do not stay alive here, let’s stay dead here,’ said Congo’s defence minister.

Rwanda-backed rebels who have captured eastern Congo’s largest city say they plan to take their rebellion to the capital and seek to gain political power.

Congolese troops have fought back against Rwanda-backed rebels who the U.N. says are moving fast into the South Kivu province after seizing the region’s largest city and an international airport

By Sonia Rolley (Reuters) -When M23 rebels swept into the Congolese city of Goma this week, world powers urged them to immediately withdraw. Instead, the Rwanda-backed insurgents are intent on showing they can restore order and govern.