
https://www.gmfus.org/news/eu-enlargement-and-democracy

http://www.pewglobal.org/2017/06/15/post-brexit-europeans-more-favorable-toward-eu/?cmpid=BBBXT061617_BIZ&utm_medium=email&utm_source=newsletter&utm

https://blogs.lse.ac.uk/europpblog/2023/05/16/will-the-radical-right-confederation-emerge-as-kingmaker-after-this-years-polish-election/