
https://www.gov.uk/guidance/status-of-eu-nationals-in-the-uk-what-you-need-to-know

https://documents-dds-ny.un.org/doc/UNDOC/LTD/N22/622/29/PDF/N2262229.pdf?OpenElement

https://ukandeu.ac.uk/why-is-a-return-to-power-sharing-in-northern-ireland-so-difficult/?mc_cid=ca4dfba7df&mc_eid=815b1928ec