World markets jumped on Wednesday as Ukraine's President Petro Poroshenko said a ceasefire had been reached with Russia, raising hopes that a recent escalation in the conflict could be reversed.

• September 3, 2014

European officials proposed sweeping new sanctions on Tuesday to starve Russia's companies of capital and technology as punishment for Moscow's intervention in Ukraine, where Kiev officials said Russia was bolstering an "invasion" force.

• September 2, 2014

Ukraine may need as much as $19 billion in additional funds from donors if its conflict with pro-Russian separatists continues during 2015, the International Monetary Fund warned on Tuesday.

• September 2, 2014

Pro-Russia separatists sat down for preliminary peace talks with Ukraine in the Belarussian capital Minsk on Monday saying they would be prepared to stay part of Ukraine if they were granted "special status", according to Russian news agencies.

• September 1, 2014

Ukrainian President Petro Poroshenko accused Russia on Monday of "direct and open aggression" which he said had radically changed the battlefield balance as Kiev's forces suffered a further reverse in the war with pro-Moscow separatists.

• September 1, 2014

China opposed additional sanctions against Russia on Monday over accusations Moscow was sending troops into Ukrainian territory, saying the European Union's push to draw up more measures would only complicate the crisis.

• September 1, 2014

European Union leaders will threaten Russia with new sanctions over Ukraine on Saturday but, fearful of a new Cold War and self-inflicted harm to their own economies, should give Moscow another chance to make peace.

• August 30, 2014

Poland and Ukraine refused permission for a plane carrying Russian Defense Minister Sergei Shoigu to use their airspace on Friday while returning home from a visit to Slovakia.

• August 29, 2014