A group of Republican and Democratic lawmakers told Biden that he must seek authorization from Congress before sending in troops or launching military attacks.

The United States has announced to deploy 3,000 additional soldiers to Poland as part of NATO’s military buildup in eastern Europe.

The White House has sounded the alarm on a possible Russian invasion of Ukraine, saying that could involve a rapid military assault on the capital city of Kiev.

US Secretary of State Antony Blinken says a Russian invasion against Ukraine “could begin at any time.”

British Prime Minister Boris Johnson has said the next few days could be the most dangerous moment and could be the "biggest security crisis that Europe has faced for decades."

Russia calls a US intelligence assessment of a possible invasion of Ukraine “madness and scaremongering."

US officials claim they have evidence that Russia has prepared a false flag operation, approved at high levels in Moscow, to create a pretext for invading Ukraine, according to a Washington Post report.  

The White House has accused Republican Senator Josh Hawley and other conservative GOP lawmakers of "parroting Russian talking points" amid heightened tensions between Russia and the US.

A report that a group of US military strategists are developing scenarios for nuclear war for the Pentagon amid rising tensions between the US and Russia over Ukraine was referred to as "psychotic" by a New York-based political analyst.

An American political analyst based in Moscow says the United States has possibly made certain compromises to Russia that it doesn’t feel comfortable publicizing.