41
/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
May 31, 2026
13765
1419
2
Public Timelines
FAQ

jul 24, 1800 - By 1800, the United States had begun smallpox vaccination programs for Indians.

Added to timeline:

Date:

jul 24, 1800
Now
~ 226 years ago