US President Barack Obama has urged Russia’s Vladimir Putin to seek a diplomatic solution to the crisis in Ukraine, in a lengthy telephone call. The Russian president told Mr Obama…

EU leaders are to begin an emergency summit to decide how strongly they should respond to Russia’s troop deployment in Ukraine’s Crimea region. Some members, particularly from Eastern Europe, press…

US Secretary of State John Kerry and Russian Foreign Minister Sergei Lavrov are due to hold crucial talks to try to ease tensions over the Ukraine crisis. The US accuses…

Russian President Vladimir Putin says the events in Ukraine which toppled President Viktor Yanukovych amounted to an “anti-constitutional coup and armed seizure of power”. He said “militants” had plunged the…

Russia has tightened its military grip on Ukraine’s Crimea region, taking de facto control despite Western demands that it withdraw. Thousands of Russian troops are securing the region. Foreign Minister…

US President Barack Obama has told his Russian counterpart Vladimir Putin that Russia has flouted international law by sending troops to Ukraine. In a 90-minute telephone conversation, Mr Obama urged…

The new pro-Moscow leader of Ukraine’s autonomous Crimea region has asked Russian President Vladimir Putin for help to ensure peace. A Kremlin source said it would “not leave unnoticed” the…

US President Barack Obama has warned Russia there will be “costs” for any military intervention in Ukraine. He said he was deeply concerned by reports of Russian military movements inside…

Ukraine’s security forces have been put on alert after government buildings in the Russian-majority Crimea region were seized by armed men. The Russian flag had been raised over both buildings…

Ukraine’s acting interior minister has said the elite Berkut police unit, blamed for the deaths of protesters, has been disbanded. It is unclear what will happen to Berkut officers but…