We know Africa from top to bottom.
People living on the western bank of the Nile in The Sudan. They speak an Eastern Sudanic language of the Nilo-Saharan family and are sedentary agriculturalists who keep cattle, sheep, and goats. Historically, they were united in a single tribal state headed by a divine king whose physical and ritual well-being was held to ensure the state's prosperity. In addition to several classes of royalty, the Shilluk traditionally were divided into royal retainers, commoners, and slaves. See also Nilot.
Find more information on Shilluk. Upgrade to Britannica Online for more on Shilluk.