The source said that the aim of the operation was to disrupt a supply line used to transport fuel from Crimea to the ...

As Russian helicopter gunships and patrol boats closed on Ukrainian unmanned “sea baby” maritime-attack drones on Dec. 6 to ...

Kostin submitted his resignation on Oct. 22 following a National Security and Defense Council (NSDC) meeting headed by ...

Researchers say a hacking group linked to the FSB used tools developed by a cybercrime group to target Ukraine's Army and ...

Russian soldiers have been killed by North Korean troops in friendly fire while fighting in Kursk, Ukraine’s military ...

A group known as Secret Blizzard, which has ties to Russia's Federal Security Service, is targeting Ukraine's military with ...

Authorities in Ukraine and Russia have accused each other of orchestrating deadly bombings over the past week.

Ukraine has continued to innovate with its naval drones, including by outfitting them with rocket launchers and missiles.

The messaging app’s popularity has soared during the war with Russia, leading Ukrainian officials to increasingly weigh ...

Russian Foreign Minister Sergei Lavrov is in Malta for the annual meeting of the Organization for Security and Cooperation in ...

Ukraine on December 14 carried out a complex operation targeting fuel supply routes from the Russia-annexed Crimea to occupied areas of Zaporizhzhya, an informed source has told RFE/RL’s Ukrainian ...