Zelensky warns of a «historic mistake» as Trump blames him for prolonging the war, strikes a controversial Russia deal and Putin proposes peace talks with Trump and Xi, excluding Ukraine.

Oil prices fell Monday, pulling back after Friday’s gains as traders weighed a U.S. decision to waive newly imposed sanctions on Russia against persistent Middle East supply risks.

NATO's supreme commander of transformation says the West's greatest vulnerability may not be a shortage of weapons, but the time it takes to build them — and the speed at which its adversaries are learning to fight.

Two men tell of the work they say they have been doing to support Ukrainian intelligence during the war.

Lithuanian authorities have opened an investigation after an attempted arson attack targeted a company storing Starlink equipment.

North Korea hailed its "invincible" relationship with Russia at a diplomatic anniversary reception in Moscow, state media reported Monday.

The fighters are a key tool against Moscow’s latest weapon of choice. But deploying the multimillion-dollar planes to counter drones is an imperfect fix.

Estimates of the cost of Su-34s cost vary, but Ukrainian military officials have previously estimated each aircraft can cost up to $50 million. Russia has lost more than 100 aircraft since starting the full-scale war with its neighbor in February 2022, according to a British intelligence assessment published on Friday.