B. it involved multiple countries in alliances with eachother
The Stamp Act of 1765 was levied mainly at the American Colonists in order for the British to make money off of them. The colonists did not want the stamp act, and stated that it was unconstitutionanal, and became extremely violent. Parliament repealed the Stamp Act in 1766, but passed another one in a different name that includes what the Stamp Act had in it.
hope this helps
The colonists became extremely violent* is key
The Soviet Union no longer provided aid and weapons to African countries.
In the 600's, Islam spread far North and East Africa through trade and the spread of the Arabic language. The expansion of the Arab Empire in the years following the Prophet Muhammad's death led to the creation of caliphates, occupying a vast geographical area and conversion to Islam was boosted by missionary activities particularly those of Imams, who easily intermingled with local populace to propagate the religious teachings.