More like 95%.
Not sure why the downvotes? The number was really that high and this is the basic reason the Aztecs were defeated:
https://www.theguardian.com/world/2018/jan/16/mexico-500-yea...
Within five years as many as 15 million people – an estimated 80% of the population – were wiped out in an epidemic the locals named “cocoliztli”. The word means pestilence in the Aztec Nahuatl language.
Not sure why the downvotes? The number was really that high and this is the basic reason the Aztecs were defeated:
https://www.theguardian.com/world/2018/jan/16/mexico-500-yea...
Within five years as many as 15 million people – an estimated 80% of the population – were wiped out in an epidemic the locals named “cocoliztli”. The word means pestilence in the Aztec Nahuatl language.