A stunning attack in Russia highlights how small drones can be outfitted with new software and components to turn them into ...

Assaults in Russia and Ukraine have shown major military powers that they are unprepared for evolving forms of warfare, and ...

Russian President Vladimir Putin told President Donald Trump in a phone call Wednesday that he was obligated to respond to ...

America’s Pentagon chief will not be in attendance when more than 50 other defense leaders meet this week to coordinate ...

A new US weapons procurement scheme involves signing a separate agreement using previously allocated funds for Ukraine, ...

Ukraine’s Volodymyr Zelensky rejected Russian terms to end the war, while Vladimir Putin dismissed any meetings with what he ...

The audacious attacks on Russian airfields highlight the power of unconventional, asymmetric warfare — and the threat to U.S.

Europe has the money and the artillery shells, but key U.S. capabilities like operational intelligence and air defense would ...

Ukraine’s Western backers are gathering to drum up more weapons and ammunition for the country’s efforts to repel Russia’s ...

Army Secretary Daniel Driscoll on Wednesday warned that Ukraine’s recent drone strikes deep inside Russia reveals the United States has its own vulnerabilities in the face of similar attacks.

Trump's phone call with Putin is the second one publicly disclosed in recent weeks as the president distances himself from the war between Russia and Ukraine.