MICHAEL KIMMAGE is Professor of History at the Catholic University of America. He is the author of Collisions: The Origins of the War in Ukraine and the New Global Instability.

Trump issued a theatrical ultimatum to the Kremlin. The world shuddered, expecting the consequences. Belligerent Europe was disappointed. Russia didn’t care,” one of Putin’s top ...

Russian officials and commentators have shown little indication that Moscow is about to change course under new pressure.

New developments Tuesday reinforced the idea that President Donald Trump has significantly shifted his view of the Ukraine ...

A concert in Italy featuring Russian conductor Valery Gergiev, who has ties to Putin, is sparking a furor following protests ...

Officials have warned Russian President Vladimir Putin that a demographic crisis could mean the country he leads will be short millions of workers by the end of the decade.

Russia assaulted Ukraine with a fresh wave of deadly drone and missile strikes Wednesday in another audacious rebellion of ...

Sitting in the Oval Office with NATO Secretary-General Mark Rutte, and apparently fed up with being slow-walked by Russian President Vladimir Putin, Trump threatened the Kremlin with tough tariffs if ...

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

Ukraine’s military commander in charge of the country’s drone warfare program urged the US and NATO countries alike on ...

The president wants the public to believe that Putin “didn’t fool” him, but Trump’s recent record is in the way of his absurd talking point.

President Donald Trump has reverted to his first-term foreign policy posturing, which was generally pretty great from a ...