By Yassin Kombi and David Lewis GOMA, Democratic Republic of Congo (Reuters) -As an East African bloc urged an immediate ceasefire in eastern Democratic Republic of Congo, Rwandan-backed M23 rebels who seized the city of Goma extended their advance on Wednesday,

East African Community holds special virtual summit, skipped by DR Congo’s president, to discuss Goma crisis - Anadolu Ajansı

The weeks-long march of the M23 armed group, which has captured vast swathes of eastern DRC including most of the key city of Goma, has prompted calls for crisis talks and warnings of a looming humanitarian crisis.

The conflict comes amid rising global tensions after Donald Trump’s election, especially between Washington and Beijing, over control of strategic minerals like those present in the Congo.

Angola’s President Joao Lourenco demanded the immediate withdrawal of Rwandan troops from Congolese territory on Wednesday amid fighting with the M23 rebels in Goma. Lourenco, who is the African Union (AU) mediator between Congo and Rwanda, also urged the resumption of peace talks with the M23 and all other groups operating on Congolese territory.

A conflict that has raged for decades reached a flashpoint this week when rebels backed by Rwanda marched on a key Congolese city in a bid to occupy territory and exploit minerals.

Advances being made by the M23 rebel group in the Democratic Republic of Congo are "heightening the threat of a regional war," according to U.N. Secretary General Antonio Guterres.

Angola's president called Wednesday for the "immediate withdrawal" of Rwandan troops from the Democratic Republic of Congo and for leaders of both countries to meet in Luanda urgently over the conflict.

The President of the Republic, Daniel Francisco Chapo, will participate this Thursday in the Extraordinary Summit of Heads of State and Government of SADC, taking place in Harare, in the Republic of Zimbabwe.

Angolan President Joao Lourenco has urged warring parties in the Democratic Republic of Congo (DRC) to return to peace talks, which collapsed last year, the foreign ministry said.

Rwanda-backed fighters were in control of almost all of the DR Congo city of Goma Wednesday where residents were re-emerging after days of deadly fighting and Angola urged leaders of

Angola's president called Wednesday for the "immediate withdrawal" of Rwandan troops from the Democratic Republic of Congo