> Europeans defeated indigenous peoples throughout history, by superior technology and numbers. Oh boi, not this horrible and flawed argument again. People have learned nothing from recent research into the impact of diseases in that history? Popular books like "Guns, Germs, and Steel", and "1491" give you a view into these matters and provide one with references for their sources for research. This idea of "Europe w…
A serious question. Why didn't the opposite happen? Why wouldn't the arriving Europeans drop like flies after encountering foreign pathogens thus killing off the entire conquest?
Cities. Very deadly pandemics generally come from diseases that jump from another species to humans.
It is not advantageous for a virus to have a very high lethality, for any parasite there is no advantage in killing large numbers of your host. It's the diseases that are kind of new to the host that can be more lethal.
This jump of a disease from one species to another happens more easily when there is a lot of close contact between them. Large cities where humans lived with animals, and in not-very sanitary conditions, were a perfect ground for this.
In America cities appear to be less dense, and animal husbandry was way less extended (AFAIK, llamas and alpacas are the only animals domesticated in America).