Increasing numbers of foreign diplomats have been evacuated from Khartoum, as the Sudanese army and a paramilitary group fight to control the capital.
France, Germany, Canada, Spain and Italy are among the latest countries to announce that they’ve taken their diplomatic staff to safety.
But foreign civilians have been reporting difficulties in trying to get out of Sudan.
One British national told the BBC of a chaotic coach journey towards Egypt – a trip organised by his Sudanese employer and not his own government.
The city’s international airport has been rendered inoperable by the conflict.
There have been desperate calls for help from students, many of whom come from other African countries, Asia and the Middle East.
More than 400 people have been killed and thousands wounded, according to the UN, amid fears of a worsening humanitarian disaster.
