https://ecfr.eu/wp-content/uploads/2023/03/Fragile-unity-Why-Europeans-are-coming-together-on-Ukraine-and-what-might-drive-them-apart_v2.pdf
https://www.19fortyfive.com/2022/05/russias-invasion-of-ukraine-is-transforming-europe/?utm_source=newsletter&utm_medium=email&utm_campaign=09%2F05%2F22
https://www.gov.uk/government/speeches/pms-statement-following-european-council-meeting-19-february-2016