2251 BC

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The 23rd century BC was a century that lasted from the year 2300 BC to 2201 BC.

Events

Ruins of the pyramid complex of Pepi II, possibly the longest-reigning monarch in recorded history

References

  1. Rosenberg, Matt T. "Largest Cities Through History". Archived from the original on 2016-08-18. Retrieved 2009-11-11.