[MaxWilson]

1.) Beats me. Could it have been a pretender from another nation?

2.) No, but there are magic sites that do cause disease, and until you search the province you won't be able to see them. I think they are all Death sites. The priestess can heal any affliction on a non-undead unit, but some afflictions take longer to heal (whether it's from a priestess healing or from self-healing units like Wraith Lords and centaurs).

-Max