@nprofile1q... Did we have a nuke in 1938? No.
Did we have a nuke in 1945? Yes.
What stopped Iran from refining nuclear fuel for weaponization? For the last 20 years it has been a combined effort between the US, UK, and Israel (and probably Saudi Arabia) hacking and sabotaging their enrichment efforts while they were in a standing agreement not to do so.
There comes a point where a liar has to face the consequences of his actions.