The fighting in Sudan has reportedly killed over 500 people and left over 4,000 others wounded.
According to Al Jazeera, Mr Aziz’s family confirmed his release and said he was now at his family home in Cairo.
Streets in some Sudanese cities returned to relative calm on Sunday as a shaky ceasefire helped scale back a violent conflict.
The federal government says about 1,519 stranded Nigerians in Sudan are expected to leave Khartoum via hired buses to Port Sudan and other locations.
WFP said the UN food agency would lift a suspension of its aid mission in Sudan as the crisis in the country worsens amid ongoing violence.
According to him, there is a need to have a clarity of vision on where Africa is headed in terms of education.
Other Americans have made it over the border on their own by road, crossing into Egypt and Ethiopia, joining tens of thousands of Sudanese who have made the same journey.
The ambassador said the terrorist act was an attempt to obstruct the evacuation efforts of the diplomats and foreign nationals.
In addition, around 40 Swedish citizens left Sudan on flights operated by other countries, and several others left the country on their own, Mr Kristersson said.
