Bahr al Jabal is one of the 26 wilayat or states of Sudan, with an area of 22,956 km2. It is in tne south of Sudan and is named for the tributary of the White Nile that flows through the wilayat. Juba is the capital of the state.
The Bahrel Ghazal is both a river and a region of southwestern Sudan, the region taking its name from the river.
The eponymous region is an area of swamps and ironstone plateaus inhabited mainly by the Dinka, who make their living through subsistence farming and cattle herding.
The region was later incorporated into Anglo-Egyptian Sudan and, from 1956, became a province and then a state of the independent Republic of Sudan.