Or else what? You can’t do anything.

Or else they'll eventually alienate a majority of their patron state's voting population, and finally get hemmed in / risk losing your military (and other) funding that their state is dependent on.

Heavens to Betsy please don't be so passive.

We can reverse the whole thing -- lift sancions on Iran, sell them weapons, let them have their bomb and impose embargo on Israel. That should cool tbe delusions of grandeur pretty quick.