Feudalism is an ecomic and system that ended because of the Bubonic Plague.
The plague began in central Asia,possibly in China and spread through out China , India the Near East and Europe. The disease traveled from central Asia to the Black Sea along the silk Road the main trade route between east and west .It was probably carried to Italy on a ship.
Symptoms or signs of the plague included a fever, vomiting, fierce coughing and sneezing fits, and egg.
The doctors of blood letting deliberately bleeding a vein was a way of reducing hut blood. 25 million people died from the black death.
The deaths of so many people speeded changes in Europe economic and social structure that contributed to the decline of Feudalism.
Peasants were able to obtain power as a result of the Bubonic Plague. They maintained power because many people died and they were able to make demands.