The wealth of the West African empires of Ghana, Mali, and Songhai came largely from taxing a trade in which two commodities?
Choose an answer, then check it.
History · Foundations
African Kingdoms and Empires
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In 30 seconds
Long before European ships arrived, Africa was full of wealthy, organized states. West African empires (Ghana, then Mali and Songhai) grew rich taxing the trans-Saharan gold-salt trade; Timbuktu became a famous center of Islamic learning. Aksum in the Ethiopian highlands minted coins and adopted Christianity in the 300s. Swahili city-states Independent, Islamic, commercially oriented East African coastal towns (such as Kilwa and Mombasa) whose Bantu-based culture and language absorbed Arabic and other influences through Indian Ocean trade. Full entry → traded across the Indian Ocean, and Great Zimbabwe raised massive stone walls. The old myth that Africa 'had no history' is simply false.
Why this matters
For a long time textbooks treated sub-Saharan Africa as a place without history, a blank space until outsiders arrived. That story is wrong, and correcting it matters both academically and practically. These kingdoms built cities, universities, coinage, long-distance trade networks, and written and oral records of their own. Understanding them corrects a distortion at the heart of world history, shows how Africa was connected to the Mediterranean and Indian Ocean worlds for centuries, and gives you the tools to spot when a 'master narrative' has quietly left whole continents out. It also sets the stage for later events, including the Atlantic slave trade, that only make sense against this earlier depth.
The college version
Africa had a history, and we can read it
One of the most persistent distortions in world history is the notion that sub-Saharan Africa was a place without states, cities, or records until outsiders arrived. It is false. Historians reconstruct Africa's past from several converging kinds of evidence: monumental archaeology such as the stone walls of Great Zimbabwe and the towering carved stelae of Aksum; written accounts, many in Arabic, by travelers and geographers like al-Masudi (writing in 915) and the fourteenth-century Moroccan traveler Ibn Battuta, who visited both the Swahili coast and Mali; the manuscript libraries of Timbuktu; and rich oral traditions preserved by professional historian-poets (in the western Sahel The semi-arid belt of grassland stretching across Africa just south of the Sahara Desert, where the West African empires arose. Full entry →, griots or jeliw). This lesson deliberately steps beyond ancient Egypt, which is often the only African civilization taught, to survey states across the continent from roughly 300 to 1600 CE. Two threads recur, Islam and long-distance trade, but they never erase Africa's deep internal diversity of languages, religions, and forms of government.
The Sahel and the trans-Saharan gold-salt trade
South of the Sahara lies the Sahel, a semi-arid belt of grassland. Across the desert to the north lay the Mediterranean world; to the south, forest zones with gold. The Sahara looks like a barrier, but the domesticated camel turned it into a highway. Camels, adapted to go days without water, and the Tuareg camel saddle made regular caravan trade possible from about the eighth century CE. The core exchange was gold for salt. Salt was scarce in the interior yet essential for health and for preserving food, so people in the goldfields would trade gold for it; meanwhile salt was mined in the desert. West African gold became so important that by the eleventh century it was being minted into Mediterranean and European coins. Whoever controlled the Sahelian trading towns, where desert caravans met the goods of the forest, could tax this traffic and grow rich. Islam traveled the same routes: shared religious law, Arabic literacy for contracts and credit, and lighter taxes for Muslims all drew rulers and merchants toward conversion.
The West African empires: Ghana, Mali, and Songhai
Three great empires rose in the western Sahel in succession. Ghana (called Wagadu by its own people, and not related to the modern country of that name) flourished from roughly the sixth to the thirteenth century, taxing the gold-salt trade and fielding large armies before declining in the early thirteenth century, when it fell to the Sosso and was then absorbed by Mali. Mali replaced it: according to tradition its founder Sundiata Keita defeated the Sosso kingdom in 1235, and Mali came to control the trading cities of Timbuktu, Djenne, and Gao. Mali's most famous ruler, Mansa The title, meaning roughly 'king' or 'emperor,' used by the rulers of the Mali Empire, as in Mansa Musa. Full entry → Musa (r. 1312-1337), made a pilgrimage (Hajj The Islamic pilgrimage to Mecca; Mansa Musa's hajj of 1324 made the wealth of Mali famous across the Muslim world. Full entry →) to Mecca in 1324 with such an enormous quantity of gold that its value in Cairo reportedly stayed depressed for about twelve years; he endowed mosques and schools at Timbuktu, which became a renowned center of Islamic learning. As Mali weakened, Songhai (c. 1460-1591), centered on Gao, grew even larger. Sunni Ali (r. 1464-1492) built it by conquest, and Askia Muhammad, or Askia the Great (r. 1494-1528), organized its administration and promoted Islamic law. Songhai fell in 1591 when a Moroccan army equipped with muskets defeated its forces, which fought with spears and arrows.
Aksum and Christian Ethiopia
Far to the east, in the highlands of what are now Ethiopia and Eritrea, the Kingdom of Aksum rose around the first century CE and reached its height between the third and sixth centuries. Its Red Sea port of Adulis linked it to Egypt, Arabia, the Mediterranean, and India, trading ivory, frankincense, and myrrh. Aksum was the first sub-Saharan kingdom to mint its own coins, in gold, silver, and bronze from the third century, and it built giant carved stone stelae as royal monuments, some over twenty meters tall. In the mid-fourth century, around 350 CE, King Ezana adopted Christianity, making Aksum one of the earliest Christian states anywhere and the first in sub-Saharan Africa. The empire declined between the seventh and eighth centuries as trade routes shifted, but its Christian tradition survived and grew in the Ethiopian highlands, giving Ethiopia one of the oldest continuous Christian cultures in the world.
The Swahili coast and the Indian Ocean world
Down the East African coast, the seasonal monsoon winds carried ships back and forth across the Indian Ocean, tying Africa to Arabia, Persia, India, and China. From the eighth century, Muslim traders began settling in coastal towns, and by the 1200s a distinct Swahili civilization had emerged: dozens of independent, Islamic, commercially minded city-states such as Kilwa and Mombasa. Their culture blended African and foreign elements. The Swahili language is fundamentally a Bantu (African) language that absorbed many Arabic words, and Swahili society faced the sea rather than the interior. Coastal merchants exported gold, ivory, and other goods from the African interior and imported pottery, glass, and cloth; al-Masudi already described this trade in 915. Kilwa, at its peak in the late thirteenth and fourteenth centuries, controlled much of the southern coast and the gold that flowed out through it.
Great Zimbabwe and southern Africa
Inland from that coast, on the plateau between the Zambezi and Limpopo rivers, the Shona, a Bantu-speaking people, built Great Zimbabwe. The city flourished from about 1100 to 1450, with its peak in the thirteenth to fifteenth centuries, and at its height may have held on the order of ten to eighteen thousand people. Its most striking feature is architectural: massive walls of granite blocks fitted together without any mortar, including the Great Enclosure, an elliptical wall several meters thick and roughly ten meters high with a mysterious conical tower. (When European colonizers later encountered the ruins, many refused to believe Africans had built them and invented foreign origins, a claim archaeology has thoroughly disproved.) Great Zimbabwe grew wealthy on cattle and on gold gathered from the surrounding plateau, which it traded, through the Swahili port of Kilwa and its outpost Sofala, for goods as distant as Chinese porcelain and Persian ceramics. It was abandoned by the fifteenth or sixteenth century, probably as gold and grazing land near the city were exhausted.
Not one story, but many
Set side by side, these societies resist a single summary. Some were sprawling land empires taxing caravans; others were compact merchant city-states or a Christian mountain kingdom. Some left coins and Arabic chronicles; others left stone walls and oral epics. Islam shaped many of them, but Aksumite and Ethiopian Christianity, and countless local African religions, shaped others. Keeping this diversity in view is itself a historical skill: it guards against replacing the false 'Africa had no history' with an equally flat 'Africa had one history.' The later Atlantic slave trade and European colonization, treated in other lessons, fell upon a continent that already had centuries of states, cities, scholarship, and trade behind it.
Eli explains
The same idea, in plain words
Explain it like I’m 10
Imagine a giant desert, the Sahara, with gold on one side and salt on the other. People far from the sea badly needed salt to stay healthy and keep food from spoiling, and people near the salt wanted gold. Camels could cross the desert carrying both. Some African kings set up cities right where the traders met, and by taxing all that buying and selling they became incredibly rich. That is how Ghana, then Mali, then Songhai grew. One king, Mansa Musa, traveled to Mecca with so much gold that prices in Egypt got messed up for years. Meanwhile, other Africans were doing completely different things: building stone cities like Great Zimbabwe with no cement, trading across the ocean from Swahili towns, and, in Ethiopia, becoming Christian more than 1,600 years ago. So when someone says Africa had 'no history,' they are just wrong, and now you know why.
Picture it like this
Think of the Sahel trading cities like tollbooths on a busy highway between two rich neighborhoods. The empire that owns the tollbooths does not have to make the cars or the goods; it just collects a fee from everyone passing through, and it gets wealthy from the traffic itself.
Where the picture stops working
The tollbooth picture is too simple in two ways. These empires did far more than collect fees: they built cities, schools, armies, and laws, and Mali and Songhai actively spread Islam and scholarship. And a tollbooth only touches one road, while the trans-Saharan network was a web of routes and towns whose control shifted over centuries as gold sources and politics changed.
Worked example
Suppose you are a historian handed a claim from an old textbook: 'Africa south of the Sahara had no history before Europeans arrived.' How would you test it? First, look for written records: you find Arabic chronicles, the account of al-Masudi from 915 describing East African trade, Ibn Battuta's fourteenth-century travel writing about Mali and the Swahili coast, and the thousands of manuscripts preserved at Timbuktu. Next, look for physical evidence: the mortarless stone walls of Great Zimbabwe, Aksum's carved stelae and its own minted coins, and ruined mosques and palaces along the coast. Then add oral tradition, such as the griot-preserved epic of Sundiata. Each type of evidence has limits (chronicles can be biased, oral epics blend fact and legend), but together they corroborate one another. The claim collapses: the honest conclusion is not that Africa lacked history, but that this history was ignored.
Key takeaway
Sub-Saharan Africa was home to wealthy, organized, and connected states long before European contact, from the gold-and-salt empires of the West African Sahel to Christian Aksum, the Swahili trading coast, and the stone city of Great Zimbabwe. The claim that Africa 'had no history' is a distortion refuted by written, archaeological, and oral evidence.
Quick check
3 questions here, of 5 in this lesson’s practice set. Answers stay hidden until you check.
Mansa Musa, ruler of Mali (r. 1312-1337), is especially remembered for what event?
Choose an answer, then check it.
Great Zimbabwe is best known to historians and archaeologists for which feature?
Choose an answer, then check it.
Study tools & related lessonsYou’ll learn to · Common mistakes · Easily confused · Key vocabulary · Related
You’ll learn to
- Explain how the trans-Saharan gold-salt trade generated the wealth of the West African empires
- Identify Ghana, Mali, and Songhai in sequence and describe key figures such as Sundiata, Mansa Musa, Sunni Ali, and Askia Muhammad with approximate dates
- Describe Aksum, the Swahili coast city-states, and Great Zimbabwe as distinct African societies with their own achievements
- Analyze the evidence historians use to reconstruct African history and refute the false claim that Africa 'had no history'
- Distinguish established facts (dates, sequence) from interpretation, and recognize Africa's internal diversity rather than treating it as one story
Common mistakes
Assuming the empire of Ghana was located in the modern country of Ghana.
The medieval empire of Ghana (its own people called it Wagadu) lay far to the northwest, in parts of present-day Mali and Mauritania. Modern Ghana took the name later as a tribute; the two are in different places.
Treating 'Africa' as one uniform society with a single story.
The continent held Muslim trading empires, a Christian mountain kingdom in Ethiopia, ocean-facing city-states, and stone-building societies, differing in language, religion, and government. Diversity is the point.
Thinking sub-Saharan Africa left no records, so its history is guesswork.
There are Arabic chronicles, eyewitness travelers, the Timbuktu manuscripts, minted coins, monumental architecture, and detailed oral traditions. The evidence is abundant; it was simply long overlooked.
Believing outsiders must have built Great Zimbabwe or founded these states.
Archaeology shows Great Zimbabwe was built by the local Shona people, and the West African and Swahili states were African creations. Colonial-era claims of foreign builders were driven by prejudice, not evidence.
Confusing the trans-Saharan trade with the later Atlantic slave trade.
The gold-salt caravan trade across the Sahara, and the wealth of Mali and Songhai, came centuries before the Atlantic slave trade, which was a distinct and later development covered in other lessons.
Easily confused
West African empires (Ghana, Mali, Songhai) vs. Swahili coast city-states
The West African states were large inland land empires that taxed trans-Saharan caravan trade and were ruled by a single monarch; the Swahili coast was a string of small, independent city-states facing the Indian Ocean, each governing itself.
Mali and Songhai (Islamic) vs. Aksum and later Ethiopia (Christian)
Mali and Songhai adopted Islam through trans-Saharan trade and made Timbuktu a center of Islamic learning; Aksum adopted Christianity around 350 CE, seeding one of the world's oldest continuous Christian cultures in the Ethiopian highlands.
Established facts vs. Interpretation
That Mansa Musa made his hajj in 1324, or that Songhai fell in 1591, are dated facts; why Great Zimbabwe was abandoned, or how much a chronicler exaggerated, are interpretations where careful historians can disagree.
Key vocabulary
- Sahel
- The semi-arid belt of grassland stretching across Africa just south of the Sahara Desert, where the West African empires arose.
- Trans-Saharan trade
- The camel-caravan trade across the Sahara that exchanged West African gold for desert salt and other goods, linking West Africa to North Africa and the Mediterranean.
- Hajj
- The Islamic pilgrimage to Mecca; Mansa Musa's hajj of 1324 made the wealth of Mali famous across the Muslim world.
- Mansa
- The title, meaning roughly 'king' or 'emperor,' used by the rulers of the Mali Empire, as in Mansa Musa.
- Griot (jeli)
- A West African oral historian, poet, and musician who preserves and recites a community's history and genealogy across generations.
- Swahili city-states
- Independent, Islamic, commercially oriented East African coastal towns (such as Kilwa and Mombasa) whose Bantu-based culture and language absorbed Arabic and other influences through Indian Ocean trade.
- Stele (plural stelae)
- A tall carved stone monument; Aksum is famous for giant granite stelae that marked royal tombs.
- Dry-stone masonry
- A building technique that fits stones together without mortar; Great Zimbabwe's great walls were built this way.
- Bantu-speaking peoples
- A large family of related African languages and the peoples who speak them, who spread farming and ironworking across much of sub-Saharan Africa and underlie states such as Great Zimbabwe and the Swahili coast.
Sources & references
- World History, Volume 1, to 1500 - 15.2 Medieval Sub-Saharan Africa — OpenStax (Rice University)
- World History, Volume 1, to 1500 - 15.1 Culture and Society in Medieval Africa — OpenStax (Rice University)
- World History, Volume 2, from 1400 - 3.1 The Roots of African Trade — OpenStax (Rice University)
- Songhai Empire (encyclopedia entry) — World History Encyclopedia
- Kingdom of Axum (encyclopedia entry) — World History Encyclopedia
- Great Zimbabwe (encyclopedia entry) — World History Encyclopedia
- Mansa Musa I (encyclopedia entry) — World History Encyclopedia
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Researched 2026-08-19
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