Rwandan-backed M23 rebels captured the mining town of Nyabibwe in eastern Congo’s South Kivu province, violating a ceasefire they declared earlier this week, according to NBC News. The rebels now advance toward Bukavu, raising fears of further conflict after seizing the city of Goma last week.

After capturing Goma, the main city in North Kivu province, last week, the M23 and Rwandan troops launched a new offensive on Wednesday in a neighbouring province.

Rwandan-backed rebels are gaining ground in eastern Congo despite the unilateral ceasefire they declared earlier this week.

M23 rebels, reportedly backed by Rwanda, have taken control of Nyabibwe, a significant mining town in the eastern Democratic Republic of Congo. Despite a declared ceasefire, clashes continue, prompting concerns over a larger regional conflict.

The M23 rebels took control of a town 100 kilometres (60 miles) from the provincial capital of Bukavu despite a ceasefire.

The Rwanda-backed rebels who captured a major city in eastern Congo have sought to reassure its residents about their safety