
https://www.gov.pl/web/primeminister/letter-from-prime-minister-mateusz-morawiecki-to-the-heads-of-governments-and-the-presidents-of-the-european-council-the-european-commission-and-the-european-parliament-on-relations-between-national-law-and-european-law

https://theconversation.com/does-spanish-nationalism-exist-209052

https://www.thetimes.co.uk/edition/world/poland-defies-eu-with-power-grab-for-supreme-court-206ddjnnk