Period of Spread of Islam : Islam spread slowly in Africa from 8th to 16th century but it spread rapidly in the Sudanic kingdoms during the 10th and 11th centuries. Initially, it spread in the coastal areas of Eastern Africa and then it spread in Nubia, Mali, Hausa, Aksum and Sudan.
Influence of Islam on the African Civilization :
(i) Prosperity : The people became prosperous due to brisk trade and commerce with other countries.
(ii) Construction of Mosques and Tombs : The influence of Islam caused the construction of many mosques, forts and tombs.
(iii) New Language : The ‘Swahili’ language sprang up as a result of intermingling of Bantu and Arabic languages.
(iv) Centres of Islamic Culture : The African states became centres of Islamic education and culture. The Arab scholars reached there and wrote the history of Africa.