Greek Finance Minister Yanis Varoufakis warned that EU leaders had a duty to avoid a historic "failure" and urged a swift accord in Greece's debt talks with its creditors.
Luxembourg went to the polls in a landmark referendum on whether to give foreign nationals, who make up nearly half the population, full voting rights.
Prime Minister David Cameron was put on notice that 50 of his own backbenchers will lead calls for Britain to quit the EU if he does not secure major concessions from Brussels.
Luis Suarez and Neymar scored second-half goals to give Barcelona a 3-1 Champions League as the Spaniards became the first team to twice win the European treble.
He is a key figure caught up in the middle of football's biggest corruption scandal. But indicted former FIFA vice president Jack Warner is still a wildly popular.
At least 10 people were injured and 25 arrested in Kiev as scuffles broke out between members of a rare Ukrainian gay pride march and their nationalist foes.
French Prime Minister Manuel Valls promised there would be "no let-up" in the government's reform agenda and reiterated a pledge to bring down stubbornly high unemployment.
Ukrainian President Petro Poroshenko warned of a "colossal threat" of renewed fighting with pro-Russian rebels after a surge in violence that left at least 26 people dead.