I don't think the Saudis, and the UAE, "ignored" the US over Russia's aggression. The US in 2021 removed the Houthis from being listed as a terror group, even though the Houthis continue firing Iranian rockets.
The UAE's decision to abstain last week from a U.S.-led resolution to condemn Russia's invasion of Ukraine at the UN Security Council was largely due to frustrations over the U.S. response to an attack on Abu Dhabi six weeks earlier, three Emirati, U.S. and Israeli sources tell me.The big...
news.yahoo.com
The Biden admin "ignored" their concerns about attacks on them, so they aren't helping the US on Russia attacking Ukraine.