NATO Secretary-General Mark Rutte brushed off fresh concern about the United States' commitment to the military organization on the eve of a meeting of allied foreign ministers focused on Russia's war against Ukraine.

On a visit to Ireland, the Ukrainian president says U.S. diplomacy in Moscow needs to include binding security commitments that make a renewed Russian assault impossible.

NATO considers 'more aggressive' stance against Russia's hybrid warfare, including pre-emptive cyber operations, as tensions escalate over sabotage.

Trump’s special envoy will speak to Russian president in renewed diplomatic effort to end war but both sides remain far from an agreement

President Trump's peace plan became public last month, sparking alarm that it was too favorable to Moscow. It was revised following talks in Geneva between the U.S. and Ukraine a week ago.

U.S. Special Envoy Steve Witkoff meets Vladimir Putin in Moscow today with amended Ukraine peace plan, as key sticking points remain unresolved.

Geneva talks between U.S. and Ukrainian officials make significant progress on ending Russia war, with Secretary Marco Rubio calling discussions worthwhile.