AlQa'dah 4, 1435, Aug 30, 2014, SPA -- European Union leaders have agreed to prepare "the next level of sanctions" against Russia in response to its intervention in Ukraine, German Vice-Chancellor Sigmar Gabriel said on Saturday, according to Reuters. "It is clear that after this intervention by Russia in Ukraine ... EU leaders will certainly task the European Commission with preparing the next level of sanctions," Gabriel told journalists in Paris before an EU summit in Brussels.