>>1185240The "we" here is the problem in these sorts of statements.
The
United States has wiped out a lot of diseases from itself as a country, with my memory telling me that it's like a dozen at the moment, but this doesn't apply to
the world, particularly if we're talking about Asia and Europe (separated off by two oceans from the U.S., of course).
If "we" means "humanity", then I'm pretty sure that there are only two conditions that're gone. Smallpox being one of them like
>>1185306 described.