The Ukrainian president wants to take a constructive approach to the White House proposal without losing credibility with his people.

Zelensky has responded to the mounting pressure, reiterating that Ukraine will not concede land to its “aggressor.”

The comments come as Ukraine's president is set to meet U.K. Prime Minister Keir Starmer and other European leaders in London.

President Trump on Sunday said he does not think Ukrainian President Volodymyr Zelensky is ready to sign off on a U.S.-proposed peace plan between Ukraine and Russia. The president, in an exchange

US President Donald Trump has been pushing for a quick deal to end the fighting and negotiating teams have proposed draft plans to end the war.

The leaders are to decide whether to loan tens of billions of euros in frozen Russian assets to fund Ukraine's military and economic needs.

President Trump said Ukrainian President Volodymyr Zelensky must begin making concessions in the effort to bring its nearly four-year war with Russia to an end. In a Monday interview with

U.S. President Donald Trump's August summit with Russian President Vladimir Putin in Anchorage, Alaska, is looming large as the White House presses its latest effort to secure a peace deal ending Moscow's full-scale invasion of neighboring Ukraine.