Surely there were some diseases native to the Americas that could have been introduced to European settlers. Why weren't Europeans wiped out like the Native Americans were?
Hiya, please check out some very thorough responses on this topic in the FAQ section Disease in the Americas, particularly
What really happened in North America immediately before Columbus arrived? by /u/400-rabbits
Were there any actions that Mesoamerican civilizations could have reasonably taken to combat the spread of smallpox? by /u/400-rabbits
I am a native american living in the 1600s, someone in my village has just contracted small pox. What happens next? by /u/anthropology_nerd
When Europeans brought diseases to the new world, how come Europeans themselves didn't get sick from diseases specific to the new world? by /u/anthropology_nerd