By the ninth century, became an economic and religious force in West and North Africa. The change greatly influenced Jenne architecture and culture.

Islam

Explanation:

Islam began to spread in Africa from the 7th to the 9th century, and it became a strong religious and economic force in North Africa and West Africa. The spread of Islam in North Africa first started under the Umayyad Dynasty. Islam was able to spread throughout North and West Africa as a result of a strong trade network throughout the regions.

The Jenne architecture which is linked to Jenne, a town in the Inland Niger Delta region of central Mali, was were the most notable great mosque was built, it had a distinct and magnificent architecture .

Currently, 93%  of the total population of  Middle East-North Africa region are practice Islam

try something like republic or democracy joined or something because its talking about a election party.