European Commission President Jean-Claude Juncker gives a joint press with President of Council Donald Tusk (unseen) during an European Summit at the EU Headquarters in Brussels on February 20, 2016. The deal, sealed after hours of haggling at a marathon summit, paves the way for a referendum on whether Britain will stay in the EU. The European Union's two top figures, Donald Tusk and Jean-Claude Juncker, presented its 28 leaders with draft proposals at a long-delayed dinner after hours of painstaking face-to-face talks on an issue that threatened place in the union. / AFP PHOTO / JOHN THYS