https://www.rand.org/pubs/research_reports/RR1786.html
https://www.gov.uk/government/uploads/system/uploads/attachment_data/file/680366/Technical_Note_-_International_Agreements_in_the_Implementation_Period_-_CLEAN.pdf
https://www.socialeurope.eu/brexit-shows-us-real-first-world-problems-look-like
https://www.friendsofeurope.org/insights/countering-disinformation-on-german-reunification-and-nato-enlargement/