Investors are also watching talks between the United States and Iran to revive the 2015 nuclear deal
Before talking to Biden, Putin is to have a call with French President Emmanuel Macron, who met with him in Moscow earlier in the week to try to resolve the crisis
An invasion could start with aerial bombing that would make departures difficult and endanger civilians, the BBC quoted the White House as saying on Friday
A Russian attack could begin any day and would likely start with an air assault, White House national security adviser Jake Sullivan told a media briefing
Rising oil prices boosted energy shares more than 2.8%, though most of the 11 major S&P 500 sector indexes declined, led by technology and consumer discretionary
US troops set to be deployed at eastern Europe within days; Washington offers talks but rejects main Russian demands
US Deputy Secretary of State Wendy Sherman and diplomats from France, Germany, Italy, and the UK discussed written responses to Russia's proposals on security guarantees and Normandy format meeting
Russia selling the S-400 air defence missile system to India shines a spotlight on the "destabilising role" that Moscow is playing in the region
Washington sets out a diplomatic path to address sweeping Russian demands in eastern Europe.
The bloc would need to both hike imports of liquefied natural gas and impose emergency measures to cut demand.
NATO places forces on standby and reinforces eastern Europe with more ships and fighter jets in response to Russia's troop build-up.
Tensions are high after Russia massed an estimated 100,000 troops in reach of its neighbour's border, surrounding Ukraine with forces from the north, east and south
U.S. Secretary of State Antony Blinken urged western nations Wednesday to remain united in the face of what he called relentless Russian aggression against Ukraine
US Secretary of State Antony Blinken will meet with his Russian counterpart in Switzerland this week as tensions between the US and Russia escalate over a possible Russian invasion of Ukraine
Secretary of State Antony Blinken will visit Ukraine this week and meet with President Volodymyr Zelenskyy as tensions between the US and Russia escalate over a possible Russian invasion
The failure of last week's high-stakes diplomatic meetings to resolve escalating tensions over Ukraine has put Russia, the United States and its European allies in uncharted post-Cold War territory
The White House does not have any information to be able to predict when the next meeting between Joe Biden and his Russian counterpart Vladimir Putin will take place, spokesperson Jen Psaki said
The US has made clear to India that it is discouraging it from proceeding with its acquisition of S-400 missile defence systems, said President Biden's nominee for Coordinator for Sanctions Policy
The United States and Russia are holding critical strategic talks that could shape the future of not only their relationship but the relationship between the US and its NATO allies
The US is open to discussions with Russia on curtailing possible future deployments of offensive missiles in Ukraine and putting limits on US and NATO military exercises in Eastern Europe