https://www.ceps.eu/will-putins-war-in-ukraine-make-the-eu-stronger/
https://dailynewshungary.com/mayors-of-v4-countries-capitals-sign-pact-of-free-cities/
https://www.ips-journal.eu/topics/foreign-and-security-policy/belgrade-needs-a-new-foreign-policy-7685/
https://economy-finance.ec.europa.eu/system/files/2022-07/ip180_en.pdf