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Unit: Era 4 - Regional Webs (200 to 1500 CE)

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4.0: Era 4 Overview: Collapse and Restructuring

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Era 4 OverviewGet 3 of 4 questions to level up!

4.1: Systems Collapse

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Systems CollapseGet 3 of 4 questions to level up!

4.2: Systems Restructure

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Systems RestructureGet 3 of 4 questions to level up!

4.3: A Dark Age?

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About this unit

Societies generally grow and expand. What can we learn when they collapse? How do we restructure after a plague or a political failure? Era 4 also shines light on the so-called “Dark Age”—which may need a new name.