The way the Sub-Saharan trade led to cultural diffusion was Arab traders brought their goods across the Sahara and taught people their religion and language.
<h3>How did Arab culture spread to Sub-Saharan Africa?</h3><h3 />
Arab traders came from the Middle East and North Africa to trade with kingdoms and nations that were south of the Sahara.
They brought their cultures and customs along with them and this led to people in the Sub-Saharan region picking up Islam and the Arabic language.