Egypt and the Sudan 139 verted later (1897) to the Anglo-Egyptian Sudan. Harrar was annexed by Abyssinia. Sennar, Kordofan, and Darfur were ruled by the Khalifa. Equatoria re- lapsed into the unknown, whence Emin was extricated some years later. Of the sixty thousand soldiers and officials in the Sudan, about half were absorbed by Mahdism, a quarter were killed, and a quarter made their way back to Egypt. It was not until 1889 that the Dervishes, under their most daring leader, Nejumi, conqueror of Hicks and of Gordon, again attempted to invade Egypt. They were then for the first time decisively defeated by Egyptian troops at Toski (August 2). Nejumi was killed, and of his six thousand fighting men barely a thousand escaped. Egyptians under British officers had thus dealt the first real blow to the Dervish power. Two years later Osman Digma was defeated and Tokat recovered (February, 1891). It was by now evident that this new Anglo-Egyptian army, backed by the resources of civilisation, such as railways, telegraphs, and machine-guns, was more than a match for the medieval valour of the Dervishes, and that they could now be safely " smashed/' The Con- servatives were less averse from such enterprises than their Liberal predecessors, and British enthusiasm could easily be excited for a campaign for civilisation. It was the jealousies of other Powers in the growing scramble for Africa that were the main obstacle to an advance. But, as it happened, Italy, trying to conquer Abyssinia, had got into - difficulties. A diversion against the Dervishes would oblige Italy and the Triple Alliance. Their -approval was obtained for an advance as far as Dongola, An expedition under Kitchener was accord- ingly launched into the Sudan, laying a desert railway