The West is waging a full-scale war against Russia, and Moscow should respond in full, former Russian president Dmitry Medvedev has said.Mr Medvedev, now deputy chairman of Russia's Security Council,

President Vladimir Putin intends to keep fighting in Ukraine until the West engages on his terms for peace, unfazed by Donald Trump's threats of tougher sanctions, and his territorial demands may widen as Russian forces advance,

Russia has responded to President Trump’s new hardline Ukraine policy with a mix of defiance and veiled threats. -While Kremlin spokesman Dmitry Peskov called the US ultimatum “very serious,” former president Dmitry Medvedev was more belligerent,

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

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

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:

Trump announced fresh military support for Ukraine and threatened sweeping tariffs on Russia's trading partners, in a bid to pressure Moscow into ending its war within 50 days.