https://blogs.sussex.ac.uk/uktpo/2018/12/17/organising-the-second-referendum/
https://blogs.lse.ac.uk/brexit/2019/06/26/did-we-ever-really-understand-how-the-eu-works/
https://ukandeu.ac.uk/the-windsor-framework-where-have-all-the-rebels-gone/
http://www.transfrontier.eu/regions/ireland-northern-ireland/