Comment by questinthrow

>As of September 30, 2024, the U.S. Ukraine response funding totals nearly $183 billion >Russia's official 2022 military budget is expected to be 4.7 trillion rubles ($75bn), or higher, and about $84bn for 2023

And it did. US could do very very significant harm to Russia's military if nuclear retaliation wasn't a threat. And probably that would be cheaper than the weapons/training that they are giving to Ukraine.