[ExI] Strange mystery explained
Stephen Van Sickle
sjv2006 at gmail.com
Mon Jun 4 22:37:28 UTC 2018
On Mon, Jun 4, 2018 at 1:12 PM, Keith Henson <hkeithhenson at gmail.com> wrote:
> this process started when the Neolithic agricultural revolution began
> and ended when violence between patrilineal clans was suppressed by
> Chieftains or a State.
Could it also have ended with the invention of widespread slavery?
Prisoners then become a valuable commodity rather than a dangerous
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