Which west african state developed a trade relationship with portugal during the mid-1400s, bringing europe in contact with their arts?

The Mali

Explanation:

By looking for a route to China like many other countries, the Portuguese ended up finding powerful empires in West Africa. The Ghana in the 1200s, the Mali in the 1300s, and later the Songhai who stayed in power till most likely 1591. The Mali empire lasted until 1670 and Diogo Gomes started formal relationship with the Mali Empire in the 1450s.

c 3 branches because idk why they had 3 well when:

you think of it there are still contrys with 3