US President Barack Obama called his Russian counterpart Vladimir Putin to discuss escalating violence in eastern Ukraine, urging him to embrace a negotiated solution.
US President Barack Obama agreed to hold off a controversial decision on sending arms to Ukraine until German-led efforts to broker a ceasefire with Russia are given a chance.
Residents of the Tekstylnyk district in east Ukraine rebel stronghold Donetsk have only tears and unanswered questions after a barrage of shells killed four people.
European Commission chief Jean-Claude Juncker warned Greece's new government that Brussels will not change all of its rules just to solve the debt crisis in Athens.
Ukraine President Petro Poroshenko appealed to Russia's Vladimir Putin while Washington threatened tougher measures should Moscow fail to rein in separatists mounting.
Prime Minister of Kazakhstan Karim Massimov has met with Prime Minister of Luxembourg Xavier Bettel during the World Economic Forum (WEF) in Davos, Switzerland.
German Chancellor urged her Russian counterpart in a phone call to "put pressure" on Ukraine's pro-Kremlin separatists to end a recent upsurge in violence.
President of Kazakhstan Nursultan Nazarbayev has discussed the situation in Ukraine as well ask sanctions against Russia during a phone call initiated by the American President Barak Obama.