Which two factors contributed to the spread of islam in africa? islam was already practiced by people in africa. many africans no longer believed in their own religions. the islamic empire extended into north africa. the gold-salt trade brought islamic arabs into western and southern africa.

might be agreeing to participate ethically with other european nations in the slave trade

or notifying other european nations when taking possession   of african territories

a agree i agree becuase it is very importnat for example it can tlel you about your past for exmaple   the first culture was the semerians which people are sitll tryignt o uncover there secrets the wall is just anohter treasure that has thousnads of secrets in it to be uncovered