Vladimir Putin’s conduct has prompted Donald Trump’s shift as Russia’s war effort in Ukraine has gotten only more aggressive.

Vladimir Putin is convinced his country is strong enough to secure total victory in Ukraine. But the Russian leader is ...

Donald Trump repeatedly claimed that he alone could end the devastating Ukraine War, and that too in just 24 hours. Now six ...

Putin mistook Trump’s restraint for weakness. Now, with its allies emboldened and patience exhausted, the United States will ...

MICHAEL KIMMAGE is Professor of History at the Catholic University of America. He is the author of Collisions: The Origins of ...

But his frustration with Putin has grown. Last week, the president said the United States was taking “a lot of bullshit” from ...

Russian President Vladimir Putin has sacrificed an estimated 1 million of his soldiers, killed and wounded, in a three-year ...

It remains to be seen just how lasting and severe President Donald Trump’s turn against Vladimir Putin will be. Trump has ...

Trump's threat against Russia runs parallel to a Senate-led effort to pass crippling sanctions on countries that buy Russian ...

President Donald Trump’s announcement on Monday about aid to Ukraine proves once again that he is nothing if not ...

I am very disappointed with President Putin,” Trump said July 13. “I thought he was somebody that meant what he said." ...

The United States said it would pause the delivery of some weapons to Ukraine as the Pentagon conducts a review of its ...