Ontological security crisis and role conception change: the impact of the Russian invasion of Ukraine on the European Union’s role conceptions - Gordon M. Friedrichs, Jule Sommer, 2025

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For Open Access articles published under a Creative Commons License, all supplemental material carries the same license as the article it is associated with. For non-Open Access articles published, all supplemental material carries a non-exclusive license, and permission requests for re-use of supplemental material or any part of supplemental material shall be sent directly to the copyright owner as specified in the copyright notice associated with the article. If you have citation software installed, you can download citation data to the citation manager of your choice Sharing links are not r