Answer:
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<h3>Conflict and ethnicity have scarred Africa for centuries. ... Ethnic diversity can become an impediment to economic growth and social stability, for instance, if particular groups are given preferential treatment by a government or a national leader, a situation which has been endemic in the past in parts of the continent.</h3>
<h2>please mark in brain list </h2>
The anwser is:
Dictatorship
governed by a dictator, or supreme leader
Germany prompted the United States to join World War I because of it's violation of the pledge for unrestricted submarine warfare in the North Atlantic Ocean and Mediterranean Sea, as well as enticing Mexico to turn against the United States. I hope this helps :)
