US President Donald Trump appears to be moving toward deeper support for Ukraine, with decisions on Patriot missile production and NATO funding framed as tools to increase pressure on Russia.Yehor Chernev, head of the Ukrainian delegation to the NATO Parliamentary Assembly said this in an exclusive interview with Ukrinform, pointing to a noticeable change in tone from Washington following talks between Trump and President Volodymyr Zelensky.JOIN US ON TELEGRAMFollow our coverage of the war on the @Kyivpost_official.“Trump has determined who the weak link is in this war,” Chernev said – “and that is [the Kremlin leader Vladimir] Putin. This is why the conversation with our president was friendly and constructive,” he added, explaining that Trump’s readiness to give permission for the production of Patriot missiles for Ukraine was a “pleasant surprise,” one that radically changes Ukraine’s strategic position, both during and after the war.Multiple factors behind the shiftChernev attributed Trump’s change in stance to various developments, including battlefield gains by Ukrainian forces, as well as Russia’s deepening fuel crisis induced by Ukraine’s ongoing strikes on Russia’s oil and energy infrastructure.He also cited domestic pressures tied to upcoming congressional elections, and pointed out US-Iran conflict influencing Trump’s decisions.“Trump has realized that the US is not all-powerful and needs the support of its European allies,” Chernev told Ukrinform, adding that, “to achieve this, it is necessary to help them resolve the Russian problem.”