
https://www.politico.eu/article/thierry-breton-eu-commission-ursula-von-der-leyen-vp-is-quietly-angling-for-the-eus-top-job/

https://blogs.lse.ac.uk/europpblog/2023/10/17/why-differentiation-is-now-at-the-heart-of-europes-political-system/

https://theconversation.com/eu-enlargement-what-does-the-future-hold-227716