<span style="color: #222222;">A long-awaited exchange of prisoners between Russia and Ukraine has been completed.<br />''<br />''Planes from the two countries brought the freed inmates to Moscow and Kiev. Russia's state-run news channel Rossiya said a total of 70 prisoners were involved in this landmark exchange.<br />''<br />''This is the first major exchange of prisoners between Russia and Ukraine since the conflict over eastern Ukraine erupted in 2014.<br />''<br />''It could be a crucial step in easing tensions between the ex-Soviet neighbours over Russia's annexation of Crimea and the subsequent war that has left more than 13,000 dead in Donetsk and Luhansk regions.</span><br />