Experts fear Russia could emply battlefield nuclear weapons in Ukraine after being given 50 days to stop the fighting by the US

Putin ally warns Moscow will launch preventative strikes against the west ‘if necessary’ - Russian air defence units destroyed 122 Ukrainian drones overnight that targeted the capital Moscow, official

In St Petersburg, operations at Pulkovo Airport were temporarily suspended around 5am, delaying at least ten flights, according to Rosaviatsiya.

Officials have warned Russian President Vladimir Putin that a demographic crisis could mean the country he leads will be short millions of workers by the end of the decade.

A Russian official says American Daniel Martindale has been rewarded with citizenship for spying on Ukraine, "by decree of our President Vladimir Putin."

Donald Trump has again warned Russia that it will face "secondary tariffs" and other sanctions if it does not agree to a ceasefire in Ukraine, but claimed he is "not on anybody's side" in the conflict

Vladimir Putin’s conduct has prompted Donald Trump’s shift as Russia’s war effort in Ukraine has gotten only more aggressive.

President Donald Trump announced this week that the U.S. will send Patriot air-defense missiles to Ukraine and threatened new tariffs on Russia. Will Vladimir Putin back down? What should Trump's next move be? And what does the future hold for Ukraine? Newsweek contributors Daniel R. DePetris and Dan Perry debate: