The US Strike didn’t touch anything related to Iran’s military production, not unless we missed Iran is supplying Nuclear weapons to Russia to use on Ukraine.

Also if we are going to argue no supplying Genocidal states, then have paid attention to what is going on in the Gaza Strip?

I mean this sucks but at the end of the day the service should be used for the zero-knowledge encryption, not the CEO being a Right Libertarian idiot. Now if Proton apparently gets into actively funding something objectionable or compromise the encryption then yeah consider jumping ship.