https://pubs.aeaweb.org/doi/pdfplus/10.1257/jep.37.1.3
https://www.wilsoncenter.org/blog-post/hamas-words-and-deeds
https://www.ips-journal.eu/topics/foreign-and-security-policy/latin-americas-unarmed-humanitarianism-7108/
https://understandingwar.org/backgrounder/lands-ukraine-must-liberate