Which preposition to use with khartoum

to Occurrences 2%

'The last voyage I made before coming to this country was up the Nile from Khartoum to the Equatorial lakes.

as Occurrences 1%

After the declaration of war by Great Britain against Germany on August 4, the first important development in England was the appointment of Earl Kitchener of Khartoum as secretary of state for war.

in Occurrences 1%

KortiAbu Kleathe Desert Columna steamer called the Safieh not the Condor, which rescued two other steamers wrecked on their way back from a Khartoum in the red hands of the Mahdi of those days.

on Occurrences 1%

Any one on any ship passing through the Canal could see the place, and it is surprising, and it certainly points to a lack of enterprise on the part of the Germans, that no attempt was made to bomb Kantara by the super-Zeppelin which in November 1917 left its Balkan base and got as far south as the region of Khartoum on its way to East Africa, before being recalled by wireless.

Which preposition to use with  khartoum