Bah. The war we have with small organisms and/semi alive things like viruses is not subject to the whim and caprice of our wars with other humans.
Are you familiar with the term
biological warfare?
"Biological warfare (BW)also known as germ warfareis the use of biological toxins or infectious agents such as bacteria, viruses, and fungi with intent to kill or incapacitate humans, animals or plants as an act of war."
"Biological weapons may be employed in various ways to gain a strategic or tactical advantage over the enemy,
either by threats or by actual deployments."