https://media.defense.gov/2022/Oct/27/2003103845/-1/-1/1/2022-NATIONAL-DEFENSE-STRATEGY-NPR-MDR.PDF
http://www.ecfr.eu/page/-/Keeping_Europe_Safe_After_Brexit2.pdf
http://www.irsd.be/website/images/livres/rmb/19/ed_19_art_16.pdf
https://rusi.org/explore-our-research/publications/commentary/why-did-afghan-army-evaporate