Whether the Kremlin is serious about peace talks to end the Ukraine war will become clear soon, the secretary of state said.

Russia sharply escalated its drone strikes on Ukraine after U.S.-Russia talks began on Feb. 18, according to Ukraine’s Air Force. In the 30 days following the start of negotiations, Russian forces launched roughly 4,

After meeting with NATO ministers in Brussels, Rubio expressed frustration with the current state of discussions, stating, "We will know soon enough, in a matter of weeks, not months, whether Russia is serious about peace or not".