European Union | Definition, Flag, Purpose, History, & Members | Britannica
Sweden and Finland's journey from neutral to Nato - BBC News
China's Influence in Southeastern, Central, and Eastern Europe: Vulnerabilities and Resilience in Four Countries - Carnegie Endowment for International Peace
European Democracy Support Annual Review 2021 - Carnegie Europe - Carnegie Endowment for International Peace
What is NATO and why was it created? – DW – 02/08/2022
The US military presence in Europe has been declining for 30 years – the current crisis in Ukraine may reverse that trend
World military expenditure passes $2 trillion for first time | SIPRI
European Democracy Support Annual Review 2021 - Carnegie Europe - Carnegie Endowment for International Peace
European Union membership: How countries join, and more | Pew Research Center
Executive Summary of the 2023 Index of U.S. Military Strength | The Heritage Foundation
Nato's eastern front: will the military build-up make Europe safer? | Financial Times
How Does the European Union Work? | Council on Foreign Relations
EU mulls mission to train Ukraine's military – DW – 08/30/2022
Infographic: Military capabilities of Russia and Ukraine | Infographic News | Al Jazeera
Chart: Will NATO Expand North? | Statista
A Visual Guide to Europe's Member States
How European countries stand on 2% of GDP defence spending | Euronews
Infographic: NATO's members, mission and tensions with Russia | Infographic News | Al Jazeera
Why Russian Military Expenditure Is Much Higher Than Commonly Understood (As Is China's) - War on the Rocks
Animation: How the European Map Has Changed Over 2,400 Years
Arming the EU — The long road towards a united defence
European Union | Definition, Flag, Purpose, History, & Members | Britannica
