https://www.instituteforgovernment.org.uk/explainers/eu-withdrawal-bill-amendments-and-debates
https://www.ft.com/content/ed91e91a-87f2-11e7-8bb1-5ba57d47eff7
https://www.20minutes.fr/politique/2424043-20190115-non-traite-aix-chapelle-va-donner-alsace-lorraine-allemagne