And the 1968 Hong Kong flu, which killed 1-4 million people, world population half of what it is today. https://en.wikipedia.org/wiki/1968_flu_pandemic https:/

And the 1968 Hong Kong flu, which killed 1-4 million people, world population half of what it is today. https://en.wikipedia.org/wiki/1968_flu_pandemic https://en.wikipedia.org/wiki/1968_flu_pandemic