Col Dmytro Kozyura agreed to share state secrets and systematically disclosed classified information, prosecutors say.

After Russia seized Crimea, Ukrainian intelligence embarked on a decade-long transformation aided by the CIA. The results are ...

Drones operated by Defence Intelligence of Ukraine are continuing to target Russian military equipment and personnel near ...

Western militaries are increasingly acquiring naval drones after watching how Ukraine used them to wreak havoc on Russia in ...

Defence Intelligence of Ukraine (DIU) has released an interactive 3D model, components and information on the companies involved in the production of Russia's Krasnopol-M2 guided artillery munitions.

It is the highest on-the-record estimate of Russian military deaths to come from any government since the war in Ukraine began.

Several retired U.S. generals and the former director of a U.S. intelligence agency told CBS News they believe Ukraine now has the upper hand in the war with Russia.

Sources reveal China covertly trained Russian military personnel in drone warfare, some now fighting in Ukraine, challenging Beijing's neutrality claims. Read more at straitstimes.com. Read more at ...

Ukraine’s military intelligence agency on March 2 released details of a new, long-range, air-launched cruise missile employed by the Russian air force. The Russians fired an Izdeliye 30, or “Product ...

Ukraine has regained around 400 sq km of territory during a counteroffensive earlier this year after thousands of portable Starlink internet terminals became unavailable to Russian forces. Source: ...

Ukraine’s Defence Minister, Mykhailo Fedorov, said it meant 179 Russian losses per square kilometre of advance, compared to 67 last year. That rate is higher than what Ukraine has assessed Russia is ...