https://blogs.lse.ac.uk/europpblog/2023/09/15/what-unites-and-what-divides-poland/
http://www.europarl.europa.eu/sides/getDoc.do?pubRef=-%2F%2FEP%2F%2FNONSGML%2BCOMPARL%2BPE-602.995%2B01%2BDOC%2BPDF%2BV0%2F%2FEN
https://ecfr.eu/wp-content/uploads/Beyond-Merkelism-What-Europeans-expect-of-post-election-Germany.pdf