They are able to be belligerent and put their population at little risk because of the funding the US provides. It goes both ways. The narrative is so baked into our politics that it's incredibly difficult to divorce from the idea of providing non offensive aide as well.

The Knesset doesn't magically have broad support for continuing the genocide out of thin air. The US is accountable for all the terror we have wrought too, especially if our "accountable" politicians can vote for things like this and try to spin justification for it.