Bringing Smallpox Vaccination to the New World
Smallpox is considered to be a leading factor in the Europ... ...1797. King Charles IV had lost family members to smallpox , and was excited to use Jenner's technique to pro... ...ner's technique to protect his subjects. To fight smallpox in the Spanish colonies, he sent a shi...
https://www.neatorama.com/2017/09/19/Bring-Smallpox-Vaccination-to-the-New-World/
