Islam quickly became the leading religion of the region in West Africa.
• In the 17th century, when Islam spread out of Arabia, Africa was the first continent, that the religion spread into.
• When Islam was introduced, it quickly became the leading religion of in West Africa.
• Islam helped in the promotion of trade between West Africa and the Mediterranean and helped in promoting the trans-Saharan Caravan trade.
• West African countries such as Niger, Mali, Senegal practice Islam.
In conclusion, Islam quickly became the leading religion of the region.