Russian nuclear chief warns of threats to country's existence, emphasizes need to strengthen nuclear shield as US-Russia arms control future remains unclear.

At least one person was killed on Sunday when a gas cylinder exploded in an iconic Moscow toy shop, state news agencies ...

Ukrainians should have no doubt about Canada’s commitment to their country, Prime Minister Carney said on Sunday as he made a ...

Russian Foreign Minister Sergei Lavrov has accused Western countries of trying to "block" peace negotiations to end the Ukraine conflict, after a flurry of diplomatic activity appeared to stall.

Ukraine launched a drone attack on Russia on Sunday, forcing a sharp fall in the capacity of a reactor at one of Russia's ...

Russia has accused Ukraine of drone strikes that sparked a fire at a nuclear power plant in the Kursk region Sunday as ...