https://www.brookings.edu/articles/increase-pressure-or-silently-acquiesce/
https://fpc.org.uk/wp-content/uploads/2021/10/FPC-WFD-Global-Britain-for-an-open-world.pdf
https://data.consilium.europa.eu/doc/document/ST-6437-2022-INIT/fr/pdf
https://theconversation.com/russias-disastrous-decision-to-invade-poland-in-1920-has-parallels-with-putins-rhetoric-over-ukraine-213016