What was the reason for the downfall of the Han Dynasty and The Roman Empire?
Was is partially invasion from barbarians?
Han Dynasty:
http://www.google.com/search?q=han+dynasty+downfall&ie=utf-8&oe=utf-8&rls=org.mozilla:en-US:official&client=firefox-a
Roman Empire:
http://www.google.com/search?q=roman+empire+downfall&ie=utf-8&oe=utf-8&rls=org.mozilla:en-US:official&client=firefox-a
Good info in these results.
=)
what is a civil war