Why the hell not? The only thing keeping the UN off Israel’s back is the US. And by itself Israel has no veto so the UN could actually do something.

Likewise, why do you think a us president that intervened in Israel militarily would get impeached? The presidency is structured so that the president has a lot of leeway in military action, which presidents have used to great effect. E.g. Iraq was horrible and based on a lie but nobody got impeached after