How many people died in the Spanish plague?

The Spanish flu killed 25 million to 40 million people that year, with a mortality rate of 5%.

The outbreak of the epidemic is a disaster for all mankind, and these jokes are just the bitterness of netizens, because no one wants to live a life strangled by the epidemic virus. According to historical records, many epidemics broke out not only in modern times, but also before modern times.

For example, smallpox virus, the Black Death in Europe, malaria and so on. Everyone is familiar with it, even if medical technology changes with each passing day, it can't stop the spread of the virus. Just 104 years ago, a virus killed 20 million people, but mysteriously disappeared.