George Washington mandated Smallpox inoculation for all Continental soldiers
In 1777, George Washington mandated inoculation for all Continental soldiers against smallpox which had impacted the Continental Army…
Dr. Zabdiel Boylston inoculated his son against smallpox
On Jun. 26, 1721, smallpox broke out in Boston, threatening to devastate the City. Zabdiel Boylston Adams, a…
First vaccine in the U.S. was introduced by an enslaved African
In 1721, the first vaccine in the U.S. was introduced by an enslaved African named Onesimus who brought…
Variolation was introduced to Great Britain
In 1721, variolation was introduced to Great Britain. In 1840, the British government passed the Vaccination Act that…
The variolation technique was developed
In 1100, the variolation technique was developed, involving the inoculation of children and adults with dried scab material…