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4th millennium BC |
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Births – Deaths Establishments – Disestablishments |
The 31st century BC was a century that lasted from the year 3100 BC to 3001 BC.
Polo can be traced to origins in Manipur state c. 3100 B.C., when it was played as Sagol Kangjei. Other claims are of it being of Persian origin, having been played as pulu c. 525 B.C.