The Kremlin sent the chilling message through one of Trump's most senior officials, and the clock is already ticking.

Moscow calls upcoming 'systematic strikes' on Ukrainian capital a response to Kyiv's recent attack in Luhansk.

Russian Foreign Minister Sergei Lavrov urged the United States to evacuate diplomatic personnel from Kyiv during a phone call with U.S. Secretary of State...

Russia urged the United States to withdraw its personnel from the Ukrainian capital ahead of its upcoming assault on Kyiv.