The aim of this essay is to deal with the creation and the evolution of the European External Action Service (eeas), by replacing them in the simplification process of European Treaties, which led to the Lisbon Treaty and the apparition of three novelties reinforcing eu governance: the President of the European Council, the High Representative for Foreign Affairs and Security Policy, helped with an important eeas and the legal personnality of the eu. The second part of the text tries to identify potential strategies for Europe within the current political conjuncture and indicates main topics for analysts and European decision-makers within the framework of an incoming multipolar system.