Dedicated Issues·1 hour ago·Saturday, November 7, 2026, 4:32 PM

Katrina Maps the Pattern That Ends Every Empire. Average Lifespan 336 Years

Katrina (Origins Explained) just laid out the repeating clock behind fallen empires. The average ancient civilization lasted only about 336 years. Egypt’s Old Kingdom, the Akkadian Empire, the Classic Maya, and Rome all rose, peaked, and fell inside roughly the same window. That figure comes from Cambridge researcher Luke Kemp’s survey of societies defined by

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