The black Death was an killer disease that killed millions from the middle ages to 1720. The black death was caused by rodents that would carry the Black death then fleas would suck the rodents blood then bit a human and the human got black death. The black death started in china.
Cures to black death
During that time and today there was no cure. But don't worry today we have a vaccine for The black death, and even if you get it before a vaccine it can still work if you get it fast!