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[edit] Summary
Map of the world, c. AD 820. Colored areas show the extent of influence for the major empires of the period; control over some areas may have been purely nominal. Gray areas showed areas that are mainly inhabited by indegneous populations, or completely uninhabited.
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Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts.
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