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Siege of Kaffa and the spread of the Black Death along Mongol trade routes

1346–1347 CE·Social & demographic·Crimea & the Mediterranean (Black Sea trade)·
1346–1347 CEDate
Social & demographicCategory
24Empires active
Date
1346–1347 CE
Category
Social & demographic
Region
Crimea & the Mediterranean (Black Sea trade)
Era
Post-Classical / Medieval
Significance

The Genoese Black Sea trading colony of Kaffa (modern Feodosia) in Crimea was besieged in the 1340s by Jani Beg, khan of the Golden Horde, amid conflict with the Italian merchants.

According to the chronicler Gabriele de' Mussi, the plague-stricken Mongol army catapulted the corpses of its dead over the walls—an early reported instance of biological warfare, though modern scholars dispute that this was the actual vector. What is clearer is that the bustling, Mongol-secured trade networks linking Inner Asia, the Black Sea and the Mediterranean carried the plague westward: Genoese ships sailing from Kaffa helped introduce the Black Death to the Mediterranean in 1347. The same integrated Eurasian commerce fostered by the Pax Mongolica that had carried silk, silver and ideas now spread pandemic disease with devastating speed. The resulting Black Death killed a large share of Europe's, the Middle East's and parts of Asia's populations, a demographic catastrophe entangled with the very connectivity the Mongol empires had created.

See the world map in 1346–1347 CE →More social & demographicThe Post-Classical / Medieval era

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