In 1973 , the city was the site of an anomalous hostage crisis in which members of Black September held 10 hostages at the Saudi Arabian embassy , five of them diplomats . The US ambassador , the US deputy ambassador , and the Belgian '' chargé d'affaires '' were murdered . The remaining hostages were released . A 1973 United States Department of State document , declassified in 2006 , concluded : " The Khartoum operation was planned and carried out with the full knowledge and personal approval of Yasser Arafat . " In 1977 , the first oil pipeline between Khartoum and the Port of Sudan was completed
hostage crisis
Attack on the Saudi Embassy in Khartoum
Khartoum