https://blogs.lse.ac.uk/europpblog/2021/08/25/what-the-conference-on-the-future-of-europe-can-learn-from-the-failure-of-the-eu-constitution/
https://foreignpolicy.com/2021/07/09/angela-merkel-german-chancellor-europe-trade-euro-refugees-crisis/
http://www.dw.com/en/turkey-eu-relations-which-countries-are-for-or-against-turkish-accession/a-40381533