
https://www.ceps.eu/wp-content/uploads/2022/11/next-steps-for-eu-enlargement-forwards-or-backwards.pdf

https://ukandeu.ac.uk/explainers/the-protocol-on-ireland-northern-ireland/?mc_cid=2bd4dc8e93&mc_eid=815b1928ec

https://www.rtbf.be/article/voici-les-forces-politiques-au-pouvoir-et-leurs-tendances-dans-les-27-pays-de-l-ue-carte-interactive-11713108