Britain's defence forces should spend more of their budget on spy planes, drones and covert forces to fight extremist militants, Prime Minister David Cameron said.
German Chancellor Angela Merkel warned a Greek bailout deal would not come "at any price" as she arrived for a eurozone summit aimed at bridging gaps on how to keep Greece in the single currency.
Thousands of people were pouring into Srebrenica to commemorate the 20th anniversary of the massacre of thousands of Muslims in the worst mass killing in Europe since World War II.
Prime Minister David Cameron is seeking a British exemption from European Union employment laws as part of his push to gain more autonomy from Brussels.
Ukrainian President Petro Poroshenko said that his French counterpart Francois Hollande and German Chancellor Angel Merkel had pressed him to ensure partial self-rule for the pro-Russian separatist east.
One man has become a behind-the-scenes force in the international art world after securing the return of art looted by the Nazis to the descendents of its original Jewish owners.
People who suffer from psychosis are about three times more likely to be smokers, but scientists have long scratched their heads over which one leads to the other.
A convoy carrying the coffins of 136 newly-identified Srebrenica victims arrived in the Bosnian town where the massacre took place, for their burial on the 20th anniversary.
International Monetary Fund Managing Director Christine Lagarde said that a new program to prop up Greece's finances would require creditors to restructure debt.
Greek banks will remain closed until Monday, the finance ministry said as the government raced to come up with a new proposal to present to creditors in a last-minute drive to avert a eurozone exit.