Permanent Structured Cooperation (PESCO): New Pillar in Building European Defence

The establishment of the Permanent Structured Co-operation (PESCO) in defence in 2017 is one of the most important European initiatives of recent years, aiming at enhancing effectiveness in addressing security challenges and advancing towards further integrating defence cooperation within the EU framework. The article describes the genesis of PESCO and explains its functioning, including its legal framework, objectives, the role of the main actors and the dynamics of the whole process. The purpose of the article is to demonstrate the scope and strength of the more binding commitments that the participating Member States have decided to fulfil in the name of strengthening Europe’s defence under the umbrella of the Common Security and Defence Policy.