33
/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
August 1, 2025
3577447
326403
2

may 4, 1796 - First Vaccinations

Description:

Edward Jenner's first vaccination. After successfully using cowpox to help vaccinate against smallpox in humans, the experiment was immediately followed by public criticism for many different reasons ("History of Anti-vaccination Movements")

Added to timeline:

Byo
9 Dec 2019
0
0
278

Date:

may 4, 1796
Now
~ 229 years ago