
https://ec.europa.eu/commission/sites/beta-political/files/customs_controls_0.pdf

https://www.cips.org/en/news/news/businesses-preparing-to-sever-supply-chain-ties-between-the-uk-and-the-eu-to-avoid-brexit-tariffs/

https://www.conservativehome.com/thecolumnists/2018/02/alex-morton-its-time-to-turn-the-department-for-international-development-into-a-department-for-humanitarian-relief.html