Is there an urgency to stopping Iran from getting the nuke. They will get it anyway in next 15 years?

I mean, is it related to China becoming world foremost superpower? Iran will side with China. And North Korea.

I'm thinking war gaming USA will have played the playbook and certain things they can't control

And in this way Trump is preventing Iran from being the key player in the middle east
For 15 years anyway
Is there an urgency to stopping Iran from getting the nuke. They will get it anyway in next 15 years?
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