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,

In an interview with DW, the mayor of Ukraine's capital Kyiv, Vitali Klitschko, explains what he thinks of US President Donald Trump's recent 50-day ultimatum to Russia. In 50 days more civilians could die,

President Donald Trump said his wife, Melania, is helping him with decisions about Russia. This week, he shared plans to send missiles to Ukraine and set a deadline for Russia to stop fighting.

Seven people were killed in Russian attacks across multiple regions in Ukraine over the past day, as Vladimir Putin refuses to kowtow to US demands to reach a ceasefire deal to end the three-year war.

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: inscrutable, macho, unpredictable. This is how we portray Russia's leader. But the former KGB agent turned president is an enigma.

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: