Ukraine has used long-range drones to attack Russian oil platforms as it expands its strikes on the country's energy sector.

Ukraine’s domestic security service, the SBU, said Monday that it struck a Russian submarine in the Black Sea port of Novorossiysk, causing critical damage to the vessel and effectively disabling it.

A Ukrainian drone attack in southwestern Russia killed two people Saturday as parts of Ukraine went without power after Russian assaults on energy infrastructure hours before peace talks were to ...

The Security Service of Ukraine said that it had “effectively disabled” a Russian submarine in the Russian Black Sea port of ...

Former Swedish Foreign Minister Tobias Billström said after the Ukraine war, Europe must be ready for further Russian aggression.

Russia attacked two Ukrainian ports on Friday, damaging three Turkish-owned vessels including a ship carrying food supplies, ...