I can't help but wonder, what happens if he does the unthinkable... [View all]

Is it beyond the realm of possibility that he could issue the following threat, and follow through on it:

For every ship that is destroyed in the strait of Iran,
we will detonate a nuclear weapon over a random city in Iran.

Would the feckless GOP finally step up and do their goddamn sworn duty and stop him ?

It's quite sobering that this hypothetical scenario is genuinely not impossible.