I'm pretty sure US will do nothing if Iran will come up with a nuke, nor will it change anything in the region at large. Pre-Syrian-war balance of power was su

I'm pretty sure US will do nothing if Iran will come up with a nuke, nor will it change anything in the region at large. Pre-Syrian-war balance of power was such that any neighbouring power had material resources to flatten Israel few times over, with, or without nuclear weapons, sans the small detail of their military leadership being a complete joke.