The reason why historians use the term “Middle Ages" is because this timer period took place between the fall of the western Roman Empire and the Renaissance--which were two major, innovative periods of history, whereas not much happened in the Middle Ages relative to them. <span><span>
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Answer:
archeologists, historians, and geographers.
Explanation:
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Nobody chooses the rulers. If its through a system of heredity, when the rulers die their children take over.
One way in which <span>European imperialism contributed to the start of ww1 was that European nations were in heavy competition over obtaining natural resources and territory in places like Africa and South America--leading to an "us vs. them" nationalistic mentality. </span>