Noble intentions pave the road to hell. You can only stay out of a conflict so long if someone wishes ill against you - appeasement has been shown throughout history to not work and cost more lives and freedoms in the long run.
Switzerland has a strong army, backed up with natural geography as a recognition of that. But it still requires thought as to the cost of such support.
It's easy for the yanks to throw a few billion of old equipment when they don't have to share the continent. Europe is in danger if it goes south, not them...