Twietmeyer, S. 2018. Jenne, Erin K. (2015) Nested Security: Lessons in Conflict Management from the League of Nations and the European Union. Ithaca: Cornell University Press. Intersections. East European Journal of Society and Politics. 3, 4 (Jan. 2018). DOI:https://doi.org/10.17356/ieejsp.v3i4.416.