The ministers of foreign affairs and other officials from the P5+1 countries, the European Union and Iran while announcing the framework of a Comprehensive agreement on the Iranian nuclear programme. Hailong Wu of China, Laurent Fabius of France, Frank-Walter Steinmeier of Germany, Federica Mogherini of the European Union, Javad Zarif of Iran, an unidentified official of Russia, Philip Hammond of the United Kingdom and John Kerry of the United States in the "Forum Rolex" auditorium of the EPFL Learning Centre, Écublens-Lausanne, Switzerland on 2 April 2015.