WORLD War Three has already started, the former deputy prime minister of Ukraine has warned. Ivanna Klympush-Tsintsadze told The Sun that any hopes of the West negotiating for peace with Russia is naive - and Putin's empire must be cut off at its knees. 5 Ivanna Klympush-Tsintsadze told The Sun that World War Three has already begun Credit: Getty 5 British soldiers inside armoured vehicles during the DRAGON-24 Nato military defence drills in Poland Credit: Getty 5 A British soldier storms an enemy position in a simulated attack during Nato 'Brilliant Jump' military exercises Credit: Getty 5 A Ukrainian tank...