President Joe Biden said Wednesday he had warned his Russian counterpart Vladimir Putin of unprecedented US sanctions if Russia attacks Ukraine. A day after talking for two hours by video link, Biden said he had told Putin the United States would retaliate with sanctions “like none he’s ever seen” in …

President Biden warned Russian President Vladimir Putin that the U.S. and its allies would meet a military invasion of Ukraine with strong economic penalties, moves to bolster Ukrainian defenses and fortify support for Eastern European nations. For two hours Tuesday, the two leaders held a secure video call to address …

President Biden and President Vladimir V. Putin of Russia spoke for roughly two hours by videoconference on Tuesday in an effort to defuse a growing military crisis along Ukraine’s borders, where tens of thousands of Russian troops have massed in what U.S. officials say could be the prelude to an …