BBC NEWS In Depth

• EC: President Juncker appoints Michel Barnier as Chief Negotiator
• EC: Task Force for Preparation and Conduct of Negotiations with the UK under Article 50
• Lisbon Treaty: Article 50
• 2004-2009 Barroso Commission
• Štefan Füle
• Cecilia Malmström
• John Dalli
• László Andor
• Dacian Cioloş
• Neelie Kroes
• Johannes Hahn
• Antonio Tajani