Reforma II filaru Unii Europejskiej w pracach Konwentu Europejskiego

The article reconstructs the debate on the reform of the European Union that took place during the assembly of the European Convent. The work of the Convent resulted in a draft of the constitutional treaty in July 2003, which was approved by the leaders of the member states of the EU at the session in Brussels in June 2004. The author focuses on the following issues: a reform of the 2nd pillar of the EU, division of competence between the Union and the member states, the tightening of collaboration between the member states.