Sudan is the geographical region to the south of the
Sahara
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, stretching from Western Africa to Central and Eastern Africa. The name derives from the
Arabic ' (), or "the lands of the
Blacks", referring to
West Africa and northern
Central Africa.
Historically, the name was understood to denote the western part of the
Sahel
The Sahel (; ar, ساحل ' , "coast, shore") is a region in North Africa. It is defined as the ecoclimatic and biogeographic realm of transition between the Sahara to the north and the Sudanian savanna to the south. Having a hot semi-arid c ...
region. It thus roughly encompassed the geographical belt between the Sahara and the
coastal West Africa.
In modern usage, the term "Sudan" is also used in a separate context to refer specifically to the geographic region comprising the present-day countries of the
Sudan
Sudan ( or ; ar, السودان, as-Sūdān, officially the Republic of the Sudan ( ar, جمهورية السودان, link=no, Jumhūriyyat as-Sūdān), is a country in Northeast Africa. It shares borders with the Central African Republic t ...
, including its
western region which forms a part of the country, and
South Sudan, which gained its independence in 2011. In order to avoid confusion, the term "
the Sudans" has become the preferred option when describing this region.
Geography

Sudan is marked by
hay, forest cliffs and
gallery forests along the rivers.
Drought and livestock
grazing threaten the area with
desertification
Desertification is a type of land degradation in drylands in which biological productivity is lost due to natural processes or induced by human activities whereby fertile areas become increasingly arid. It is the spread of arid areas caused by ...
.
The area is predominantly a
plateau with
river valleys
A valley is an elongated low area often running between Hill, hills or Mountain, mountains, which will typically contain a river or stream running from one end to the other. Most valleys are formed by erosion of the land surface by rivers ...
of the
Niger,
Chad
Chad (; ar, تشاد , ; french: Tchad, ), officially the Republic of Chad, '; ) is a landlocked country at the crossroads of North and Central Africa. It is bordered by Libya to the north, Sudan to the east, the Central African Republic ...
and
White Nile
The White Nile ( ar, النيل الأبيض ') is a river in Africa, one of the two main tributaries of the Nile, the other being the Blue Nile. The name comes from the clay sediment carried in the water that changes the water to a pale color. ...
.
Sudan is a transition zone between the Sahelian dry desert climate and the dense humid equatorial rainforest. Average annual temperatures vary between 23 and 29 degrees. Temperatures in the coldest months are above 20 degrees Celsius and over 30 degrees Celsius in the hottest months. Daily temperature fluctuations are up to 10-15 degrees. The summer
monsoon brings rain from the equator. Precipitation ranges from 100 to 200 mm in the north to 1,500-2,000 mm in the south. During the dry winter season, the hot and dry
Harmattan
The Harmattan is a season in West Africa that occurs between the end of November and the middle of March. It is characterized by the dry and dusty northeasterly trade wind, of the same name, which blows from the Sahara over West Africa into the ...
northeasterly wind from the Sahara.
It extends in some 5,000 km in a band several hundred kilometers wide across Africa. It stretches from the border of
Senegal, through southern
Mali (formerly known as
French Sudan
French (french: français(e), link=no) may refer to:
* Something of, from, or related to France
** French language, which originated in France, and its various dialects and accents
** French people, a nation and ethnic group identified with France ...
when it was a
French colony),
Burkina Faso, southern
Niger, northern
Nigeria, northern
Ghana, southern
Chad
Chad (; ar, تشاد , ; french: Tchad, ), officially the Republic of Chad, '; ) is a landlocked country at the crossroads of North and Central Africa. It is bordered by Libya to the north, Sudan to the east, the Central African Republic ...
, the western
Darfur
Darfur ( ; ar, دار فور, Dār Fūr, lit=Realm of the Fur) is a region of western Sudan. ''Dār'' is an Arabic word meaning "home f – the region was named Dardaju ( ar, دار داجو, Dār Dājū, links=no) while ruled by the Daju, ...
region of present-day
Sudan
Sudan ( or ; ar, السودان, as-Sūdān, officially the Republic of the Sudan ( ar, جمهورية السودان, link=no, Jumhūriyyat as-Sūdān), is a country in Northeast Africa. It shares borders with the Central African Republic t ...
, and
South Sudan.
To the north of the region lies the
Sahel
The Sahel (; ar, ساحل ' , "coast, shore") is a region in North Africa. It is defined as the ecoclimatic and biogeographic realm of transition between the Sahara to the north and the Sudanian savanna to the south. Having a hot semi-arid c ...
, a more arid
Acacia
''Acacia'', commonly known as the wattles or acacias, is a large genus of shrubs and trees in the subfamily Mimosoideae of the pea family Fabaceae. Initially, it comprised a group of plant species native to Africa and Australasia. The genus na ...
savanna region that in turn borders the
Sahara Desert further north, and to the east the
Ethiopian Highlands (called ''al-Ḥabašah'' in Arabic). In the southwest lies the
West Sudanian savanna, a wetter,
tropical savanna region bordering the
tropical forests of
West Africa. In the center is
Lake Chad
Lake Chad (french: Lac Tchad) is a historically large, shallow, endorheic lake in Central Africa, which has varied in size over the centuries. According to the ''Global Resource Information Database'' of the United Nations Environment Programme, ...
, and the more fertile region around the lake, while to the south of there are the
highlands of
Cameroon. To the southeast is the
East Sudanian savanna, another tropical savanna region, bordering the forest of
Central Africa. This gives way further east to the
Sudd
The Sudd (' or ', Dinka language, Dinka: Toc) is a vast swamp in South Sudan, formed by the White Nile's ''Mountain Nile, Baḥr al-Jabal'' section. The Arabic language, Arabic word ' is derived from ' (), meaning "barrier" or "obstruction". The ...
, an area of tropical
wetland fed by the water of the
White Nile
The White Nile ( ar, النيل الأبيض ') is a river in Africa, one of the two main tributaries of the Nile, the other being the Blue Nile. The name comes from the clay sediment carried in the water that changes the water to a pale color. ...
.
History
According to some modern historians, of all the regions of Africa, western Sudan "is the one that has seen the longest development of agriculture, of markets and long-distance trade, and of complex political systems." It is also the first region "south of the Sahara where African
Islam
Islam (; ar, ۘالِإسلَام, , ) is an Abrahamic religions, Abrahamic Monotheism#Islam, monotheistic religion centred primarily around the Quran, a religious text considered by Muslims to be the direct word of God in Islam, God (or ...
took root and flowered."
Middle Ages
Its medieval history is marked by the
caravan trade. The
sultanates of eastern Sudan were
Darfur
Darfur ( ; ar, دار فور, Dār Fūr, lit=Realm of the Fur) is a region of western Sudan. ''Dār'' is an Arabic word meaning "home f – the region was named Dardaju ( ar, دار داجو, Dār Dājū, links=no) while ruled by the Daju, ...
,
Bagirmi,
Sennar and
Wadai. In central Sudan,
Kanem–Bornu Empire
The Kanem–Bornu Empire existed in areas which are now part of Nigeria, Niger, Cameroon and Chad. It was known to the Arabian geographers as the Kanem Empire from the 8th century AD onward and lasted as the independent kingdom of Bornu (the B ...
and the
Hausa Kingdoms. To the west were
Wagadou
The Ghana Empire, also known as Wagadou ( ar, غانا) or Awkar, was a West African empire based in the modern-day southeast of Mauritania and western Mali that existed from c. 300 until 1100. The Empire was founded by the Soninke people, an ...
,
Manden,
Songhay and the
Mossi. Later, the
Fula people spread to a wide area. During the colonization period,
French Sudan
French (french: français(e), link=no) may refer to:
* Something of, from, or related to France
** French language, which originated in France, and its various dialects and accents
** French people, a nation and ethnic group identified with France ...
was created and
Anglo-Egyptian Sudan was named after the present Sudanese state.
Slave trade
Early on in the
first millennium, many people from the Sudan were used as "a steady steam of slaves for the Mediterranean world" in the
Saharan slave trade
During the Trans-Saharan slave trade, slaves were transported across the Sahara desert. Most were moved from Sub-Saharan Africa to North Africa to be sold to Mediterranean and Middle eastern civilizations; a small percentage went the other di ...
. With the arrival of the
Portuguese in the fifteenth century, "people were directed to the
Atlantic slave trade
The Atlantic slave trade, transatlantic slave trade, or Euro-American slave trade involved the transportation by slave traders of enslaved African people, mainly to the Americas. The slave trade regularly used the triangular trade route and i ...
," totaling over a thousand years for the Saharan and four centuries for the Atlantic trades. As a result, slavery critically shaped the institutions and systems of the Sudan. The Portuguese first arrived at
Senegambia
The Senegambia (other names: Senegambia region or Senegambian zone,Barry, Boubacar, ''Senegambia and the Atlantic Slave Trade'', (Editors: David Anderson, Carolyn Brown; trans. Ayi Kwei Armah; contributors: David Anderson, American Council of Le ...
and found that slavery was "well established" in the region, used to "feed the courts of coastal kings as it was used in the medieval empires of the interior." Between the process of capture, enslavement, and "incorporation into a new community, the slave had neither rights nor any social identity." As a result, the identity of people who were enslaved "came from membership in a corporate group, usually based on kinship."
[Klein 1998, p. 1-2.]
Modern
During the
period of European colonization,
French Sudan
French (french: français(e), link=no) may refer to:
* Something of, from, or related to France
** French language, which originated in France, and its various dialects and accents
** French people, a nation and ethnic group identified with France ...
was created in the area that would become Mali and
Anglo-Egyptian Sudan was formed in what would become the present Sudanese and South Sudanese states.
See also
*
Jews of Bilad el-Sudan
*
Sub-Saharan Africa
Sub-Saharan Africa is, geographically, the area and regions of the continent of Africa that lies south of the Sahara. These include West Africa, East Africa, Central Africa, and Southern Africa. Geopolitically, in addition to the List of sov ...
*
Sudanian savanna
**
East Sudanian savanna
**
West Sudanian savanna
Notes
References
* Klein, Martin A. (1998). ''Slavery and Colonial Rule in French West Africa''. Cambridge University Press.
* ''
Reader's Digest: Atlas of the World'' (1991), Rand-McNally, .
{{Authority control
Regions of Africa
Tropical and subtropical grasslands, savannas, and shrublands
Ecoregions of Africa
Sub-Saharan Africa
Geography of Burkina Faso
Geography of Chad
Geography of Mali
Geography of Niger
Geography of Nigeria
Geography of Senegal
Geography of South Sudan
Geography of Sudan
Divided regions
Historical regions