Roman Catholic Archdiocese of Khartoum its see, the present Sudanese capital, as its southern territory was split off to establish the Apostolic Prefecture of Bahr el-Ghazal, which is now the Diocese of Wau, somewhat approximating the split between Sudan and South Sudan. However it continued to cover Niger, Chad and stretched into modern Nigeria and Cameroon. On 28 April 1914 the Apostolic Prefecture of Adamaua (now the Diocese of Nkongsamba) was formed, taking territory from the Apostolic Vicariate of Khartoum. It lost territories again to establish missionary jurisdictions becoming current dioceses : On 12 December 1974 it was promoted as Metropolitan Archdiocese of Khartoum. In
Siege of Khartoum support of the Mahdi, and cut the Egyptian traffic on the Nile and the telegraph to Cairo. Communications were not entirely cut, as runners could still get through, but the siege had begun and Khartoum could only rely on its own food stores, which could last five or six months. On 16 March an abortive sortie from Khartoum was launched, which led to the death of 200 Egyptian troops as the combined forces besieging Khartoum grew to over 30,000 men. Through the months of April, May, June, and July, Gordon and the garrison dealt with being cut off as food