Watch the Latest Videos from European External Action Service (EEAS)The European Union plays an important role in international affairs through diplomacy, trade, development aid and working with global organisations. The Lisbon Treaty (2009) led to major developments in the area of external action, with the creation of the post of High Representative of the Union for Foreign Affairs and Security Policy, and the establishment of the EU's diplomatic arm, the European External Action Service (EEAS), which has its Headquarters in Brussels and 141 Delegations and Offices around the world.
