Germany's Foreign Minister Guido Westerwelle (L) greets Croatia's Foreign Minister Gordan Jandrokovic before a family photo at the Informal Meeting of Ministers of Foreign Affairs (Gymnich) at a hotel in Sopot, northern Poland September 3, 2011. The European Union imposed a ban on purchases of Syrian oil on Saturday and targeted three Syrian firms in an expanded sanctions list meant to intensify pressure against President Bashar al-Assad's government. REUTERS/Kacper Pempel (POLAND - Tags: POLITICS ENERGY BUSINESS)