avery of the aboriginals is outweighed by the intelligence of the
invaders and their superior force of character. During the second
century of the Mohammedan era, when the inhabitants of Arabia went forth
to conquer the world, one adventurous army struck south. The first
pioneers were followed at intervals by continual immigrations of Arabs
not only from Arabia but also across the deserts from Egypt and Marocco.
The element thus introduced has spread and is spreading throughout the
Soudan, as water soaks into a dry sponge. The aboriginals absorbed the
invaders they could not repel. The stronger race imposed its customs and
language on the negroes. The vigour of their blood sensibly altered the
facial appearance of the Soudanese. For more than a thousand years the
influence of Mohammedanism, which appears to possess a strange
fascination for negroid races, has been permeating the Soudan, and,
although ignorance and natural obstacles impede the progress of new
ideas, the whole of the black race is gradually ado