https://theconversation.com/does-spanish-nationalism-exist-209052
https://www.ips-journal.eu/topics/european-integration/europes-fading-democracy-6967/
https://www.ecfr.eu/article/commentary_european_solidarity_tracker_the_solidarity_that_always_was_there
https://www.opendemocracy.net/uk/adam-ramsay/so-who-are-dup?utm_source=Daily+Newsletter&utm_campaign=646fb696e5-DAILY_NEWSLETTER_MAILCHIMP&utm_medium=email&utm_term=0_717bc5d86d-646fb696e5-407405485