
https://www.friendsofeurope.org/insights/critical-thinking-navigating-the-new-world-order-reflection-on-the-nato-summit-in-washington/

https://www.aspistrategist.org.au/afghanistan-the-taliban-and-the-legacy-of-9-11/

http://www.iemed.org/observatori/arees-danalisi/arxius-adjunts/anuari/med.2018/IEMed_Crisis_EU_project_Medyearbook2018_Marc_Pierini.pdf