
https://theconversation.com/germany-steps-up-to-replace-unreliable-us-as-guarantor-of-european-security-257735

https://ecfr.eu/publication/the-crisis-of-american-power-how-europeans-see-bidens-america/

https://www.clingendael.org/sites/default/files/2019-08/Report_US-China_stand-off.pdf