While the exact territorial origin is debated, scientific evidence points toward Central Asia or China.
: The disease traveled along major trade routes, reaching the Black Sea by the late 1340s. black plague
: Genoese trading ships fleeing Kaffa carried infected rats and fleas to Mediterranean ports like Messina, Sicily, and eventually to Marseilles, Genoa, and Venice. 2. Biological Cause and Variants While the exact territorial origin is debated, scientific