Ukrainian President Volodymyr Zelenskyy praised his "productive meeting" with U.S. President Donald Trump on the sidelines of the United Nations General Assembly on Tuesday, after which Trump appeared to jettison his long-held skepticism of Kyiv's battlefield ambitions.

Russia said on Wednesday it was economically stable and its army was advancing in Ukraine, rejecting comments by U.S. President Donald Trump urging Kyiv to take advantage of Russian economic weakness and seize back all of its captured territory.

NEW YORK CITY — President Donald Trump said Tuesday that NATO allies should shoot down Russian aircraft encroaching on their airspace, and walked back earlier support for Russia to keep the Ukrainian territory it has won.

Trump, after meeting with Ukrainian President Volodymyr Zelenskyy on the sidelines of the United Nations General Assembly on Tuesday, wrote on social media that he thinks Ukraine could win back its seized land. For months, Trump had said he believed Ukraine would have to cede territory in order to bring an end Russia's invasion.

President Trump’s abrupt shift on how the Russian invasion of Ukraine could end is exposing his newly increased frustrations with Russian President Vladimir Putin. Trump’s sudden determination on Tuesday that Ukraine could win back all of its land — and perhaps more — came after meeting with Ukrainian President Volodymyr Zelensky on the sidelines