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,

To appreciate the dramatic shift in President Donald Trump’s policy towards Ukraine, consider two scenes in the Oval Office, months apart:

American fatigue with the war and the fickleness of the Trump administration remain concerns for Ukraine’s leaders.

Ever since his political rise a decade ago, Donald Trump has sung the praises of Vladimir Putin -- the Russian president was a "strong leader" who, perhaps more important, would often say "very good things" about him.

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

If an agreement to end the war with Ukraine is not reached in 50 days, Donald Trump said the US would bring in "severe tariffs" of "about 100%" on Russia.