Final answer:
The Black Death, or Bubonic Plague, was a devastating epidemic that occurred in 14th century Europe. It was caused by Yersinia pestis and resulted in significant social, demographic, and economic changes. It is considered one of the most devastating pandemics in human history.
Step-by-step explanation:
The Black Death, also known as the Bubonic Plague, was a devastating epidemic that occurred in Europe during the 1300s. It was caused by the bacterium Yersinia pestis and was transmitted through fleas that lived on black rats. The Black Death killed tens of millions of people in Europe and resulted in significant social, demographic, and economic changes. It is considered one of the most devastating pandemics in human history.