The U.S. has issued a final warning to Ukraine over stalled conflict resolution with Russia, signaling growing frustration within the Trump administration. Secretary of State Marco Rubio stated that while America has long supported Ukraine, it must now focus elsewhere. His remarks reflect Washington’s dissatisfaction with the lack of progress. Meanwhile, Russia cast doubt on a potential ceasefire, accusing Kyiv and its European allies of undermining U.S. peace efforts. Diplomatic hopes are fading as tensions continue to escalate on all sides.