Back then in the middle age, they had kings and queens who ruled over everybody and they were live their lives the normally do
The "Black Death" started in the 1300 hundreds. It was caused by the Yersinia pestis, a bacterium.
This epidemic was also caused by bugs biting rat and then a rat bit a man, and spread. No one had any guess the rats were a main problem because the were everywhere
Then, one by one everyone stated getting sick and eventually started dying. This went on for more years than I have ever lived for.
The "Black Death" end in the in 1300s as well. How did it end? The most popular theory of how the plague ended is through the implementation of quarantines. The uninfected would typically remain in their homes and only leave when it was necessary, while those who could afford to do so would leave the more densely populated areas and live in greater isolation.
The "Black Death" was a very solemn outbreak, luckily we don't need to deal with it.
Today, the "Black Death" does not exists because it has been eliminated by scientists