Russia has claimed responsibility for striking a data centre in Kyiv linked to Ukraine’s access to Elon Musk's Starlink satellite service.

Sources tell CBS News that Ukraine is ready to sign a landmark drone defense deal with the U.S., as new details of Ukrainian technology helping defend U.S. bases in the Middle East come to light.

Ukraine hit a Russian oil refinery in an overnight drone attack despite Donald Trump’s call for an end to attacks on energy targets.

With troop movements on the front line largely frozen by the threat of drones overhead, Ukraine and Russia are locked in a high-stakes race to spend on military technology. Russia in recent weeks has ramped up its production and deployment of jet-powered drones, which are able to evade Ukraine’s defenses more effectively.

Ukraine believes that turning on Starlink over Russian territory would help it target missile launchers. What we know on day 1,675

During his 18 months as Army secretary, Dan Driscoll pushed the U.S. military to apply lessons from the war in Ukraine.

The Russian Defense Ministry said its forces carried out a "massive" strike on targets in nine Ukrainian cities that began after nightfall on Wednesday. It described the targets as military-related, including industrial facilities,

Ukrainian President Volodymyr Zelenskyy says he has asked U.S. President Donald Trump to urge China to influence Russia to ends its invasion of Ukraine