Russian President Vladimir Putin conducts an exercise of Russia's strategic nuclear deterrence forces to train actions of officials on operating nuclear weapons with practical launches of ballistic and cruise missiles,

Russian President Vladimir Putin on Tuesday signed a revised nuclear doctrine declaring that a conventional attack on Russia by any nation that is supported by a nuclear power will be considered a joint attack on his country.

Russian President Vladimir Putin has approved changes formally lowering the threshold at which his country can consider a nuclear attack.

KYIV (Reuters) -Twelve people including a child were killed in an overnight Russian drone attack on Ukraine's northeastern region of Sumy, Ukrainian officials said on Tuesday. The attack on a residential building in the small town of Hlukhiv bordering Russia also wounded 13 people including three children,

Belgorod Region Governor Vyacheslav Gladkov confirmed that drone wreckage damaged the premises of an enterprise in the town of Alekseevka on Nov. 19. Media reports identified the facility as an EFKO plant,

Russian missile attack on Odesa kills 10 and wounds 44; Britain expected to clear Storm Shadows for strikes on Russian soil. What we know on day 1,000