A meeting between President Trump and Ukrainian President Volodymyr Zelenskyy grew contentious, with Trump telling Zelenskyy that "you're not acting at all thankful" for U.S. support.

The first time Donald Trump spoke to Volodymyr Zelenskyy, he tried to pressure Ukraine’s new leader to dig up dirt on Joe Biden ahead of the 2020 election.

Soon after Ukrainian President Volodymyr Zelenskyy left the White House on Friday after an astonishing Oval Office blowout with President Donald Trump, Ukrainians rallied around Zelenskyy as a defender of his country's interests.

The White House hosted more than a dozen conservative influencers for policy briefings Thursday with top administration officials, including Attorney General Pam Bondi, Secretary of State Marco Rubio and FBI Director Kash Patel, a White House official confirmed to ABC News.

The bombshell moment that played out in the Oval Office Friday afternoon and the palpable animosity on display between President Donald Trump, Vice President JD Vance and Ukrainian President Volodymyr Zelenskyy will have alarm bells ringing across Europe.

Trump dressed down Ukrainian President Volodymyr Zelenskyy in a remarkable public spat that jeopardized U.S. support for Ukraine in its war with Russia.

Ukrainian President Volodymyr Zelenskyy will meet with President Donald Trump in Washington on Friday at a pivotal moment for his country, one that hinges on whether he can persuade Trump to provide some form of U.