Gunfire rang out early on Monday across parts of Goma, the largest city in eastern Congo, hours after Rwanda-backed rebels said they had seized the city despite the United Nations Security Council's calling for an end to the offensive.

Rwandan-backed rebels captured the city of Goma in eastern Congo early Monday, according to a press release by the M23 rebel movement. The city's capture came following a 48-hour deadline imposed by the group for the Congolese army to surrender their weapons.

Congolese M23 rebels entered the centre of the eastern city of Goma on Monday, two witnesses said, hours after they claimed to have seized the city despite the United Nations Security Council demanding an end to the offensive.