jul 29, 1921 - HIV/AIDS
Description:
This is the declared real date of the emergence of HIV in humans. It is suspected that HIV made it's jump to the human population from primates. The cut-hunter hypothesis states that people hunted bushmeat in which blood from the primate got into a cut of a person.Added to timeline:
Date:
jul 29, 1921
Now
~ 104 years ago