https://www.euronews.com/business/2025/05/01/personal-income-tax-rates-in-europe-where-do-workers-pay-the-highest-and-lowest-taxes
https://www.bruegel.org/policy-brief/reconciling-european-unions-clean-industrialisation-goals-those-global-south
https://www.un.org/en/about-us/un-charter/preamble
https://www.gallup-international.com/survey-results-and-news/survey-result/fewer-people-are-willing-to-fight-for-their-country-compared-to-ten-years-ago
https://uia.org/en/yearbook/
https://theconversation.com/la-historia-turbulenta-de-bolivia-mas-de-190-intentos-de-golpes-y-revoluciones-233495
https://theconversation.com/why-we-remember-the-source-of-an-opinion-better-than-the-source-of-a-fact-new-research-270579
http://en.kremlin.ru/events/president/news/66181
https://www.nato.int/en/what-we-do/operations-and-missions/natos-role-in-kosovo
https://geoii.eu/start