Historical factor

Floods and natural disasters

Floods and natural disasters, such as river floods, failed Nile inundations and earthquakes, could devastate harvests, cities and state revenues. They contributed to the decline of the Yuan Dynasty, whose Yellow River floods sparked unrest, the Ming Empire, the Fatimid Caliphate during Egyptian famines, and the Portuguese Empire after the Lisbon earthquake of 1755.

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See also

Cite this entry
APA
The Epoch Institute. (2026). Floods and natural disasters. In The Epoch Institute Encyclopedia. https://the-epoch-institute.org/encyclopedia/floods-and-natural-disasters
MLA
“Floods and natural disasters.” The Epoch Institute Encyclopedia, The Epoch Institute, 2026, https://the-epoch-institute.org/encyclopedia/floods-and-natural-disasters. Accessed .
Chicago
The Epoch Institute. “Floods and natural disasters.” The Epoch Institute Encyclopedia. 2026. https://the-epoch-institute.org/encyclopedia/floods-and-natural-disasters.
Harvard
The Epoch Institute (2026) ‘Floods and natural disasters’, The Epoch Institute Encyclopedia. Available at: https://the-epoch-institute.org/encyclopedia/floods-and-natural-disasters (Accessed: ).

Last reviewed October 2026Random entry ↻