In 1807, which monarchy was the first country in the world to introduce compulsory smallpox vaccination?

Correct answer: Kingdom of Bavaria

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What people think about it: 2 Comments
Lucybird
Lucybird
Variolation means introducing pus from a mild case of smallpox. It was used in Africa, Ottoman Empire, China and India long before the western world learned to use it in early 1700s.
Ignis Consurgens
Ignis Consurgens
Lucybird, it was also used on Washington's troops at Valley Forge, after learning the technique from Native Americans.