I say that whomever wants such a war in every country, should be cordoned into one block of houses and/or barracks in a gated community when the war begins and the coordinates given to the enemy nation.
Regardless of who ultimately wins, there will at least be a high degree of certainty that those purposely looking for WWIII will face the same punishment millions of others will.
The world must defend freedom and liberty, but it requires a team effort and the delineation between the good guys and the bad, the free and the oppressed, must be clearly defined through actions.