Four years after Russia’s full-scale invasion of Ukraine , Western interest in supporting the Ukrainian war effort is fading. News from the front line now rarely reaches Western headlines, and military aid, especially from the U.S., is diminishing. U.S. military help to Ukraine fell by 99 percent in 2025, compared with the annual average for 2022-2024, according to the Kiel Institute’s Ukraine Support Tracker. Yet recent months have seen a far more dangerous threat emerge for Kyiv–and one