Brussels, 22/01/2015 (Agence Europe) - In Washington (US) on Wednesday 21 January, High Representative of the EU for Foreign Affairs and Security Policy Federica Mogherini said that she was in favour of enlarging the Quartet on the Middle East (EU, US, Russia and UN). “An enlarged version of the Quartet could be useful”, she said at a conference organised by the Center in the United States and Europe (CUSE) and the German Marshall Fund. In Mogherini's view, “we cannot afford to leave...