https://theconversation.com/why-german-reunification-is-still-a-good-idea-237602
http://ecdpm.org/wp-content/uploads/ETTG-Brief-Keijzer-Medinilla-November-2017.pdf
https://www.socialeurope.eu/ukraine-putins-reality-and-the-real-world
https://www.friendsofeurope.org/insights/critical-thinking-navigating-the-new-world-order-reflection-on-the-nato-summit-in-washington/