https://ukandeu.ac.uk/the-effects-of-the-war-in-ukraine-on-european-defence-deeper-eu-integration/
https://www.forsvaret.dk/globalassets/fmn/dokumenter/nyheder/2022/-dansk-sikkerhed-og-forsvar-mod-2035-den-sikkerhedspolitiske-analyserapport-.pdf
https://theconversation.com/germany-steps-up-to-replace-unreliable-us-as-guarantor-of-european-security-257735
https://www.socialeurope.eu/why-european-security-and-sovereignty-depend-on-its-digital-sector