Bio-warfare In Middle-earth

[Inziladun]

Originally Posted by Rumil

As has been mentioned, his 17th century plague might have been a smart move - he had no great strength of numbers, the West would lose heavily, and presumably orcs would re-populate faster.

*If* the Orcs had their origins as ruined Avari, would they not be immune to any plague or sickness , as the Firstborn were?