https://www.politico.eu/article/german-defense-minister-pushes-for-international-security-zone-in-syria/?utm_source=POLITICO.EU&utm_campaign=e0c823e03f-EMAIL_CAMPAIGN_2019_10_25_05_00&utm_medium=email&utm_term=0_10959edeb5-e0c823e03f-190380769
https://rusi.org/explore-our-research/publications/commentary/giving-raf-typhoons-ukraine-would-be-very-expensive-symbolic-gesture
https://www.ips-journal.eu/topics/foreign-and-security-policy/a-barbed-wire-curtain-around-europe-6602/?utm_campaign=en_1084_20230327&utm_medium=email&utm_source=newsletter