Putin Orders Troop Pullback From Ukraine Border: Kremlin

[Superboy]

Perhaps not, but I'd say reducing the number of smallpox cases from 50 million per year to zero counts for something.

How do you know it's 0?

 

[GDan]

How do you know it's 0?

No one can be certain about anything (Certainly not me), but there haven't been any reported cases in 35 years. It was a very contagious disease that killed millions each year, and now people hardly even think about it. There's a truly massive amount of literature on the subject if you're interested.