In a two-hour video call with Vladimir Putin, US President Biden voiced deep concerns over the escalation of Russian forces on Ukraine’s

“The US and our Allies would respond with strong economic and other measures in the event of military escalation. One of the biggest concerns is 175,000 Russian troops concentrated along the borders of Ukraine”, said President Biden. He also reiterated his support for Ukraine’s sovereignty and territorial integrity and called for de-escalation, and a return to diplomacy reported CNN.