Trump said he would end the war in Ukraine within his first 24 hours in office. His patience with Russia's Putin now appears to be wearing thin.

A bipartisan U.S. bill that would hit Russia with sanctions in a bid to pressure Moscow into good-faith peace negotiations with Ukraine has gained momentum this week in Congress, but it still lacks the presidential push it needs to get over the finish line.

A new book alleges that President Donald Trump told donors he threatened Russian President Vladimir Putin with bombing Moscow if Russia invaded Ukraine.

Flattery and pressure — coupled with President Trump’s growing dissatisfaction with President Vladimir V. Putin — have helped build momentum for new economic punishments.

The arrangement allows Ukraine to get weapons it needs in its war with Russia while providing a way for Europe to increase its defense spending as promised.

President Trump announces arrangement where NATO pays for US weapons sent to Ukraine, as Russian strikes intensify across Ukraine, including an attack on a maternity hospital.

Russian President Vladimir Putin’s forces launched a massive aerial assault on Ukraine early Thursday for the second time in two days.

Former Vice President Mike Pence says he thinks isolationists “may have lost some of their footing” in President Donald Trump’s administration, as he praised Trump’s tougher talk toward Russia’s Vladimir Putin and his decision to bomb Iranian nuclear facilities.