I agree with your first sentence, but it's not just about monetary cost. Saudi Arabia is Iran's strongest rival in the Middle East. Finland cutting off arms sal

I agree with your first sentence, but it's not just about monetary cost. Saudi Arabia is Iran's strongest rival in the Middle East. Finland cutting off arms sales has negligible geo-political cost. But the US cutting off arms sales might have the impact of strengthening Iran and thereby making a homocidal near nuclear power whose leaders have advocated genocide in the past decade the most powerful country in the region.