EU9, has grown to be an integral element of the EU. This cluster entered the EU in its 3rd expansion phase in 2004, bringing diversity and fresh perspectives into the Union's mix.
The EU9 nations include Poland, https://jemimacrzo014049.newsbloger.com/30177864/title-getting-to-know-eu9-the-significant-role-it-serves-in-the-european-union