Yes, hence the continued US occupation after WWII, among other countermeasures.
Israel has been killing iranians for quite some time. Here are some notable examples from the last twenty years or so:
https://en.wikipedia.org/wiki/Assassinations_of_Iranian_nucl...
Israel didn't take responsibility for those until October 7th. Now clandestine operations happen all the time, like the Iranian bombing on Jewish center in Argentina in 1994: https://en.wikipedia.org/wiki/AMIA_bombing
While I understand why Israel would want to target Iranian nuclear scientists, I find it much harder to comprehend why Iran would go out of their way to bomb a Jewish community center in South America.