
https://www.nytimes.com/2019/06/06/world/europe/us-defense-spending-nato.html

https://blogs.lse.ac.uk/brexit/2021/02/26/future-british-european-security-relations-are-a-matter-of-trust/

https://rusi.org/sites/default/files/20190627_the_uk_cyber_strategy_web.pdf