International news on June 25, 2026, focuses on challenges for former President Donald Trump and Ukrainian President Volodymyr Zelenskyy. The U.S. Senate is reportedly creating obstacles for Trump, though the specific nature of these hurdles remains unspecified. Simultaneously, Zelenskyy unexpectedly cancelled his planned attendance at a summit in Poland. This absence raises questions regarding diplomatic efforts related to the ongoing conflict in Ukraine. The Thanh Nien newspaper highlights these developments as key international events. Further details on both situations are expected to emerge as the stories unfold. The report indicates these are significant events warranting international attention.