Increasingly alarmed that U.S. security priorities lie elsewhere, a group of European countries has been working on a plan to send troops to Ukraine to help enforce any future peace settlement with Ru

The vice president said the NATO alliance needed to step up for Ukraine as the United States faces more challenges in East Asia.

European leaders warned the United States on Thursday against sealing a Ukraine peace deal with Russia behind their backs as they scrambled for a seat at the table after Donald Trump spoke to Vladimir Putin and announced the start of negotiations.

US President Donald Trump’s “lengthy and highly productive” phone call with his Russian counterpart Vladimir Putin has sparked fears in Europe of a “dirty deal” being struck to end the war in Ukraine on terms favorable to Moscow without Kyiv’s involvement.

Kyiv and its European allies demanded on Thursday that they be included in any peace negotiations, after U.S. President Donald Trump spoke by phone with Russia's Vladimir Putin and said Ukraine could neither have all of its land back nor join NATO.