What are the features of the Minoan and Mycenaean civilizations? What peoples created them?

Representatives of the Minoan civilization built cities without fortifications, their frescoes did not depict scenes of hunting and military operations. Its creators are not Greeks, scientists cannot name the people who created the Minoan civilization in Crete.
Representatives of the Mycenaean civilization were more warlike, waged wars, built cities with powerful fortifications. Bloody scenes were often depicted on frescoes. Its creators are Greek Achaeans.

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