U.S. President Donald Trump's decision to ramp up arms shipments to Ukraine is a signal to Kyiv to abandon peace efforts, Russia said on Thursday, vowing it would not accept the "blackmail" of Washington's new sanctions ultimatum.

Senate Majority Leader John Thune says Republicans will vote on a Russia sanctions bill once Trump approves it, as pressure mounts on Moscow to negotiate peace in Ukraine.

Russian officials and commentators have shown little indication that Moscow is about to change course under new pressure.

President Donald Trump may have expected a Russian shudder of fear to greet his threat of “very severe tariffs” on the country if it didn’t agree a ceasefire in Ukraine.

President Donald Trump is downplaying the possibility of sending Ukraine long-range weapons as Kyiv awaits an injection of U.S. weaponry that it hopes will help it beat back an intensifying Russian air offensive.

US President Donald Trump is trying again to end the war in Ukraine – not by targeting Russia, but by hitting the countries that buy Russia’s oil.

Latest news and updates as Trump announces the U.S. will send Patriot missiles to Ukraine and meets with NATO's secretary general.

If the president believes the Russia scandal and the Epstein scandal are of equal validity, then the White House has a real problem on its hands.