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

If Trump now permits a substantial amount of U.S. weapons to continue to flow to Ukraine, that would mark an important change ...

It’s important to remember how we got to this point. Trump proposed a peace deal heavily tilted in Russia’s favor—one that ...

President Vladimir Putin believes Russia's economy and its military are strong enough to weather any additional Western ...

President Donald Trump seems to have learned the lesson painfully gleaned by all his 21st-century predecessors: You can’t ...

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

President Donald Trump announced this week that the U.S. will send Patriot air-defense missiles to Ukraine and threatened new ...

President Trump’s recent commitment to provide more aid to Ukraine could increase pressure on Russia to negotiate an end to ...

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

Mr. Trump has long praised Mr. Putin as a tough-minded leader, and has been scornful of Mr. Zelensky. Earlier this year, he ...

And so it was, just two days after Donald Trump revealed he had decided to lift his administration’s pause on the supply of ...

President Trump lashed out at the Russian leader on Tuesday, signaling a change in his posture toward the conflict.