History-altering natural disasters

[fridi]

Not exactly on the "historical revisionism" topic, but still very relevant, here are a couple of links to a two-part documentary that investigates the correlation between the 5th century Krakatau volcanic eruption, and the ensuing societal havoc that changed the destiny of entire civilizations worldwide:

Part 1 https://www.youtube.com/watch?v=cKUz5Vjq9-s
Part 2 https://www.youtube.com/watch?v=0JBdedLx-GI

More about this, particularly pandemics...