Retired Gen. Philip Breedlove says Ukrainian strikes on energy infrastructure force Putin to divert military assets as fuel ...

The Iran and Ukraine wars underline the common limits of military force in achieving political ends, but also the differences ...

For years, Russia has bet on outlasting Ukraine in a war of attrition. Now, it’s finding out that time isn’t necessarily on ...

China's surprising invitation to Ukraine raises questions about Putin's closest ally and the future of Russian diplomacy.

Ukraine's President Volodymyr Zelenskyy (L) meets with US President Donald Trump on the sidelines of the NATO Summit at ...

Putin forced into diesel export ban as Ukraine's drone strikes trigger a fuel crisis across Russia. Discover the details.

Vladimir Putin’s fuel nightmare has worsened as Ukrainian drones set two oil tankers ablaze in the Sea of Azov and torched ...

Ukraine is taking the war to Russia, but so far President Vladimir V. Putin’s response has been to keep attacking, including ...

President Vladimir Putin says Russia will strengthen its air defenses to counter recent Ukrainian drone attacks, which have reached deep inside his country and cast a cloud over his showcase economic ...

The comments came while Trump was attending this week's NATO summit in Ankara, Turkey.

Resolve at the NATO summit to bolster Ukraine and President Donald Trump’s newly supportive comments could create momentum for negotiations to end the war. But Russian President Vladimir Putin, ...

Sign up for our newsletter about national security here. No Russian thinker has worked harder than Aleksandr Dugin to rationalize the invasion of Ukraine. Long before ...