By Guy Faulconbridge, Andrew Osborn and Dmitry Antonov MOSCOW (Reuters) -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,

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.

Donald Trump’s remarks on Ukraine on Monday were far from the biggest announcement the US president could have made. The good news for Kyiv is familiar. Trump has permitted NATO’s other members to buy American arms – a wide range of them,

U.S. President Donald Trump's threat to choke off Russia’s oil revenue via secondary sanctions would deal a hammer blow to Moscow's finances, but markets are betting that the risk of higher energy prices will keep Washington from following through.

Bipartisan senators Graham and Blumenthal lauded Trump's announcement of 100% tariffs against Moscow and vowed to continue working on their own "sledgehammer" sanctions package.

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

U.S. President Donald Trump threatened to hit buyers of Russian exports with sanctions unless Russia agrees a peace deal over the conflict in Ukraine, potentially complicating Moscow's oil sales to China,

Donald Trump wants the public to believe that Vladimir Putin “didn’t fool” him, but the Republican's recent record is in the way of his absurd talking point.