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AP World History: Modern · Unit 2: Networks of Exchange

2.4 Trans-Saharan Trade Routes

Geography and the Camel Revolution

The trans-Saharan trade routes connected sub-Saharan West Africa to North Africa and the Mediterranean across the vast Sahara Desert. The adoption of the camel (with its saddle) around the 3rd–4th century CE made crossing this harsh terrain possible, since camels could travel long distances without water. This transformed the Sahara from a barrier into a highway of exchange.

Goods, Gold, and Salt

West African empires like Ghana, Mali, and Songhai grew wealthy controlling trade. Gold flowed north from West Africa, while salt (mined at places like Taghaza) flowed south — both were so valuable they were sometimes traded pound-for-pound. Other goods included copper, textiles, enslaved people, and ivory, connecting Africa to North African and Mediterranean markets.

Islam, Cities, and Cultural Diffusion

Muslim merchants spread Islam along trade routes, and it was adopted by West African rulers and elites, blending with local traditions. Trade hubs like Timbuktu and Gao became centers of commerce, learning, and Islamic scholarship. Rulers such as Mansa Musa of Mali (famous for his lavish hajj pilgrimage) showcased the region's wealth and connected West Africa to the broader Islamic world.

Key terms

Trans-Saharan trade routes
Networks connecting West Africa to North Africa and the Mediterranean across the Sahara Desert.
Camel saddle
Innovation that enabled camels to carry heavy loads, making desert trade caravans practical.
Gold-salt trade
Core exchange of trans-Saharan trade: gold moved north, salt moved south, sometimes traded equally by weight.
Mansa Musa
Ruler of Mali famous for his wealthy 1324 hajj pilgrimage to Mecca, spreading Mali's fame and Islam's influence.
Timbuktu
West African city that became a major center of trade, Islamic scholarship, and learning.

Try an AP-style question

The camel saddle transformed trans-Saharan trade by…

  1. making ships faster
  2. replacing camels with horses
  3. ending desert trade
  4. letting camels carry more goods
Show the answer

D. Innovation.

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