 Ganacsiga addomaha waxaa meesha laga saaray 1924-kii balse goaankaasi waxaa ka soo horjeestay hogaamiyashi Carabta ee xilligaasi waxaa ka mid ahaa Abdelrahman al-Mahdi iyo Ali al-Mirghani, oo ay dad badani aaminsan yihiin iney addoomo badan uga shaqeynayeen dhulkii ay ku lahaayeen agagaarka webiga Niil. 